US 6836033 Precision specimen transferrance for microscopic observation
An apparatus for precisely driving X-Y stages using and plate springs a VCM (Voice Coil Motor) performing biaxial movement in relation to a specimen transferring apparatus used in a microscope. The apparatus includes X and Y axis stages of the same structure, each of which has a part driving on both fixed sides and a part connected to the driving…
US 7762156 Cable-driven wrist mechanism for robot arms
A cable driven wrist mechanism for a robot arm which executes a rolling motion and a pitching motion. The wrist mechanism includes a first drive body and a second drive body which are independently driven. The wrist mechanism includes first and second rotary bodies which are connected to the first and second rotary bodies. The wrist mechanism…
US 6836033 Precision specimen transferrance for microscopic observation
An apparatus for precisely driving X-Y stages using and plate springs a VCM (Voice Coil Motor) performing biaxial movement in relation to a specimen transferring apparatus used in a microscope. The apparatus includes X and Y axis stages of the same structure, each of which has a part driving on both fixed sides and a part connected to the driving…
US 7901916 Method for producing hydrogen from organic wastes
The present invention relates to a method for producing hydrogen by batch process capable of replacing the existing complex continuous organic waste treatment system by using pretreated organic waste not only as a substrate but also an inoculum. According to the present invention, the existing complex continuous process can be changed into a…
US 6190604 Process for Preparing a Preform with High Volume Fraction SiC
The present invention relates to a method of preparing a preform with a high volume fraction of SiC particles. A slurry containing SiC particles and binders is ball-milled and pressed in an apparatus to give a primary preform.
US 6491862 Method for Producing SiC Preform with High Volume Fraction
Disclosed is a method for producing an SiC preform of a high volume fraction used for the manufacture of a metal matrix composite. The method involves the steps of mixing SiC particles of different particle sizes each selected from a range of 0.2 to 48 m with an organic binder, an inorganic binder, an aggregating agent, and distilled water,…
US 6878435 High Adhesion Triple Layered Anisotropic Conductive Adhesive Film
Disclosed is a triple layered ACA film adapted for enhancing the adhesion strength of a typical single layer Anisotropic Conductive Film or for enhancing the adhesion strength of the ACA film in flip chip bonding. The triple layered ACA film of the invention comprises: a main ACA film based upon epoxy resin and containing conductive particles…
US 7081872 Micromirror device using interdigitated cantilevers and applications thereof
Disclosed are a micromirror device made in a simple structure using interdigitated cantilevers and having two stable rotational states, and applications thereof.
US 7130058 System and method for determining coordinates on three-dimensional space
the wave front, and thereby the coordinates of the three-dimensional measurer probe are set. Because the two optical fibers of the inside of the probe to be measured are located in close vicinity to the three-dimensional object, the present measuring system and method can reduce a measurement error, make a structure of the system simple, and…
US 7268027 Method of Manufacturing Photoreceiver
Disclosed is a method of manufacturing a photoreceiver, including sequentially laminating a buffer layer, a channel layer, a barrier layer, and a cap layer on a substrate; forming a mesa for HEMT and MSM PD by removing the buffer layer, the channel layer, the barrier layer, and the cap layer with the exception of a region corresponding to HEMT and…
US 7303385 Heating tool for Shaping Soft Materials and Shaping Apparatus Using the same
A heating tool for shaping a soft material is provided. The heating tool is mounted to a predetermined position of a shaping apparatus and connected to a power source provided at a predetermined position of the shaping apparatus to melt and shape the soft material under a high temperature.
US 7473035 Bearing Assembly and Method for Manufacturing the same
A bearing assembly includes a spherical journal and a hemispherical bearing that is made of a fiber reinforced composite and has a bearing surface for establishing a spherical pair with the spherical journal. The fiber reinforced composite can be constructed by arranging a uni-directional prepreg, woven fiber prepregs and staple-fiber…
US 7737828 Tactile Feedback Device
The present invention discloses a tactile feedback device for giving realistic touch sensation to the user by stimulating the skin of the user. The tactile feedback device of the present invention comprises a housing having one end positioned near the skin of the user in use, an actuator, touch pins and an elastic means. The actuator is mounted…
US 7784332 Device and Method for Measuring Fine Particle Concentration
Disclosed is a device for measuring the concentration of the particles contained in a fluid. The device comprises a control volume body having a predetermined effective volume. An inlet path is formed at an end of the control volume body to feed the fluid into the control volume body therethrough. An outlet path is formed at another end of the…
US 7762156 Cable-driven Wrist Mechanism for Robot Arms
A cable driven wrist mechanism for a robot arm which executes a rolling motion and a pitching motion. The wrist mechanism includes a first drive body and a second drive body which are independently driven. The wrist mechanism includes first and second rotary bodies which are connected to the first and second rotary bodies. The wrist mechanism…
US 6393930 Highly Accurate Mechanical Positioners for Precision Work
A ball screw with inner ball circulation whose transfer displacement to size ratio is large, resulting in a device which has an optimized size with a positioning accuracy measured in microns, and a linear actuator equipped with the ball screw, are disclosed. The ball screw includes a plurality of balls arranged in a space between a hemispherical…
The present invention provides a method, which infiltrates super-heated material between preheated powder particles and therefore minimizes heat deformation and increases measurement accuracy. A rapid prototyping apparatus in accordance with the present invention comprises powder material spreading means, dispensing infiltration material means,…
US 8017413 Field emission array having carbon microstructure and method of manufacturing the same
Provided is a method for manufacturing a field emission array with a carbon microstructure. The method includes: a photomask attachment step of attaching a photomask with a pattern groove to one surface of a transparent substrate; a photoresist attachment step of attaching a negative photoresist to one surface of the photomask; an exposure step of…
Disclosed are a novel hydrogen storage material with enhanced hydrogen storage capacity prepared by doping an organic framework material with light metal cations, and a method of using the same for hydrogen storage. The present inventive material has at least one phenyl group at each face of a triangular building unit, which is doped with metal…
US 7888138 Ferroelectric Thin Film Device and Method of Manufacturing the same
The present invention relates to a method of manufacturing a ferroelectric thin film device, and, more particularly, to a method of manufacturing a ferroelectric thin film device having high crystallinity, good surface roughness and high deposition efficiency through on-axis type sputtering, and to a ferroelectric thin film device manufactured…
US 8105977 Counterfeit Prevention Paper and Manufacturing Method thereof
The present invention relates to a counterfeit prevention paper and manufacturing method thereof, and more particularly to currency, securities, official document and several certificates, etc.
An apparatus for generating and measuring bending vibration in a pipe buried underground or a pipe covered by insulating materials is disclosed. There is provided an apparatus for generating and measuring bending vibration in a non-ferromagnetic pipe without physical contact, comprising: a ferromagnetic strip adhered on a surface of the pipe; a…
Disclosed is a magnetostrictive transducer for generating and receiving elastic waves in a testing plate and an apparatus for structural diagnosis using the magnetostrictive transducers. More particularly, disclosed is a magnetostrictive transducer which may generate and transmit elastic waves using the magnetostrictive effect in any directions…
US 6661829 Vertical Cavity Surface Emitting Laser
Provided is a vertical cavity surface emitting laser (VCSEL) including a feedback member which feeds a portion of light externally emitted from a resonator for generating and amplifying a laser beam, back into the resonator by reflecting the same and acts as a concave mirror for the resonator. The VCSEL operates predominantly in the single…
Provided are a low-temperature formation method for emitter tips including copper oxide nanowires or copper nanowires and a display device or a light source manufactured using the same. The low-temperature formation method includes preparing a substrate having an exposed copper surface. The copper surface contacts an oxide solution at a low…
US 8124298 Method of Fabricating a Chromium Nitride Coated Separator
Provided are a metallic separator for fuel cell in which a Cr.sub.2N layer is formed on the surface of base metals, and a method of fabricating the metallic separator or fuel cell. The method comprises: plating chromium layer on the surface of the base metal; and forming a Cr.sub.2N layer by nitriding the chromium-plated layer in properly selected…
Field emission devices (FEDs) are provided. In one embodiment, an FED includes an electron emitter, a tube spaced apart from the electron emitter and having a first opening and a second opening, and a gate electrode disposed on an outer surface of the tube. The first opening is disposed at one end of the tube adjacent to the electron emitter, and…
US 6363754 MCVD Method and Apparatus Using an Elongated Gas Feeding Device
An apparatus for manufacturing optical fibers includes an external circular tube into which reactant gases are introduced from an entrance at one end thereof. An internal circular tube is inserted into the external circular tube through an exit at the other end of the external circular tube. The internal circular tube has a bore to which gas jets…
US 7359598 Surface plasmon optic devices and radiating surface plasmon sources for photolithography
Disclosed is a surface plasmon optic device that has a periodic array of apertures in a dielectric substrate and a metal film formed on the dielectric substrate and emits light from metal-air interface. The surface plasmon optic device includes a surface plasmon generating apparatus, a surface plasmon detecting apparatus, a surface plasmon…
US 8070929 Catalyst Particles on a Tip
Techniques for forming metal catalyst particles on a metal tip, and nanostructures on a metal tip are provided.
US 7884152 Manufacturing Method of Organic Modifer-free Exfoliated Nano Clay-polymer Composite
The present invention relates to a manufacturing method of organic modifier-free exfoliated nano clay-polymer composite. The manufacturing method of organic modifier-free exfoliated nano clay-polymer composite includes (S1) dispersing layered clay nanoparticles and dissolving a thermoplastic polymer in an acidic solvent; (S2) adding the product of…
US 8110170 Conductive Polymer-carbon Nanotube Composite and Manufacturing Method thereof
Provided are a conductive polymer-carbon nanotube composite including a carbon nanotube and a conductive polymer filled therein, and a method of manufacturing the same. The conductive polymer-carbon nanotube composite where a conductive polymer is filled in a carbon nanotube is manufactured by introducing a monomer of the conductive polymer into…
US 7528276 Process for Preparing the Intermediate Compounds for PPAR .alpha. ligands
The present invention provides a process for preparing the compounds of formula (II) according to a single reaction, which is an important intermediate compound for synthesizing GW7647 (III) and GW9578 (IV) activating Peroxisome Proliferator Activated Receptor (hPPAR .alpha.).
US 7811545 Process for Large-scale Production of Monodisperse Nanoparticles
The present invention is directed to a process for making nanoparticles of metals, metal alloys, metal oxides and multi-metallic oxides, which comprises the steps of reacting a metal salt dissolved in water with an alkali metal salt of C.sub.4-25 carboxylic acid dissolved in a first solvent selected from the group consisting of C.sub.5-10…
US 7525001 Process for Preparation of 2,6-dialkyltetralin
The present invention provides a novel process for highly selective preparation of 2,6-dialkyltetralin, a key precursor for 2,6-dimethylnaphthalene (2,6-DMN), which does not require an extra step for purifying various isomers obtained from the conventional processes for 2,6-DMN. The present invention is advantageous to improve the synthetic yield,…
US 7728194 DNA Fragment Specific to Cytoplasmic Male Sterile Ppepper and use thereof
The present invention relates to a DNA fragment specific to a cytoplasmic male sterile pepper comprising a polynucleotide of SEQ ID NO: 1, a candidate polynucleotide (named orf456) associated with cytoplasmic male sterile pepper consisting of a 223.sup.rd to 678.sup.th nucleic acid of SEQ ID NO:1, and a polynucleotide of SEQ ID NO: 2. The DNA…
US App 2007-0055072 Process for Preparing Guggulsterones and Guggulsterol
The present invention relates to a method for selective preparing 4,17 (20)-E-pregnadiene-3,16-dione (E-guggul-sterone) of the formula (III) and 4,17 (20)-Z-pregnadiene-3,16-dione (Z-guggulsterone) of the formula (IV) having an effect of lowering the elevated low density lipoprotein (LDL) and high levels of the cholesterol effectively, and…
Disclosed herein is a phosphate-based dielectric ceramic composition which has a low dielectric constant and a low dielectric loss in the high-frequency bands such as microwave and millimeter wave. The composition is represented by the following formula: (1-x)(A’.sub.1-yA”.sub.y)O-xP.sub.2O.sub.5 wherein x and y are numbers satisfying the…
A bone graft substitute using magnesium substituted calcium phosphate compounds and a method of manufacturing the same is provided in which the bone graft substitute is used for recovering bones damaged due to a bone fracture. The method of manufacturing a bone graft substitute includes the steps of mixing powdered calcium pyrophosphate and a…
The present invention discloses dielectric ceramic compositions having dielectric properties suitable for high frequency bands, such as microwave and millimetric wave, and a method for manufacturing multilayered components, such as chip LC filters, chip duplexers, and dielectric filters for PCS, using the dielectric ceramic compositions. The…
US 6363754 MCVD Method and Apparatus Using an Elongated Gas Feeding Device
An apparatus for manufacturing optical fibers includes an external circular tube into which reactant gases are introduced from an entrance at one end thereof. An internal circular tube is inserted into the external circular tube through an exit at the other end of the external circular tube. The internal circular tube has a bore to which gas jets…
Disclosed is a method for producing a transparent and homogenized polymeric sol of a calcium phosphate compound, containing apatite and having excellent wettability and bioactivity, according to a sol-gel synthesis, and a method for coating the polymeric sol on a metal implant, in which the polymeric sol is coated on the metal implant and then…
A film type soft stamper comprising a soft film and a pattern molding layer…
PCT KR2011-002820 Mobile Robot Capable of Being Immersed in a Fluid
A mobile robot which can be immersed in a fluid without interrupting a flow of the fluid…
A probe capable of acquiring electrochemical and spectroscopic information, comprising: (i) conductive capillary with conductive coating on its inner wall; and (ii) metallic micro-shell of spherical template with a first metallic coating on its surface, trapped in one end of the conductive capillary.
PCT KR2011-003573 Reference Electrode Assembly and a pH Meter using same
A reference electrode assembly for detecting target substance in a sample by electrochemical method, comprising: porous transition metal electrode layer ; and polyelectrolyte channel disposed over the porous transition metal electrode layer.
PCT KR2010-004201 Electroactive-Polymer Actuator and Method for Manufacturing same
An electroactive polymer actuator capable of continuous 3-dimensional morphing, comprising two or more pairs of surface electrodes on the surface of an ion-exchange polymer material.
US App 20120212623 Control System and Method for a Drive Instruction-Based Vision
A control system and method for a drive instruction-based vision device and uses a drive instruction, or the drive instruction and a drive information sensed in a robot together.
US 8917079 Reference Potential Adjustment Device and a Measuring Device Equipped with the same
Reference potential adjustment device. The present invention can be easily manufactured and reduce a price, comparing to a conventional reference electrode using Ag/AgCl.
US App 20130057304 Capacitive Element Sensor and Method for Manufacturing Same
The present invention provides a simple manufacturing process, so that it is possible to reduce production cost and to improve the reliability of the measure.
Linear Motor Technology Patents
The Linear motor portfolio will be sold as a bundle. The linear motor like many devices, must be optimized in its operating environment to insure a long and service free life. The system integrator or designer with system responsibility is tasked with the proper application of cooling by first determining the effect of heating in…
US 7901916 Method for producing hydrogen from organic wastes
The present invention relates to a method for producing hydrogen by batch process capable of replacing the existing complex continuous organic waste treatment system by using pretreated organic waste not only as a substrate but also an inoculum. According to the present invention, the existing complex continuous process can be changed into a…
US 6568871 Spherical joints for coupling members
A spherical joint for coupling three or more links together at one point. The joint includes a bail and a hollow spherical body wrapping the ball therein. The ball is movable in the hollow spherical body. An upper link inserted into and fixed to the hollow spherical body through an upper link insertion opening formed on the hollow spherical…
US 6190604 Process for Preparing a Preform with High Volume Fraction SiC
The present invention relates to a method of preparing a preform with a high volume fraction of SiC particles. A slurry containing SiC particles and binders is ball-milled and pressed in an apparatus to give a primary preform.
US 6423241 Ink Jet Print Head and a Method of Producing the same
Disclosed is an ink jet print head and a method of producing the same, the ink jet print head including a plurality of ink ejecting orifices which are formed with a desired shape and a uniform size by only once using metal plating technique, having an excellent productivity and a low manufacturing cost…
US 6491862 Method for Producing SiC Preform with High Volume Fraction
Disclosed is a method for producing an SiC preform of a high volume fraction used for the manufacture of a metal matrix composite. The method involves the steps of mixing SiC particles of different particle sizes each selected from a range of 0.2 to 48 m with an organic binder, an inorganic binder, an aggregating agent, and distilled water,…
US 7130058 System and method for determining coordinates on three-dimensional space
the wave front, and thereby the coordinates of the three-dimensional measurer probe are set. Because the two optical fibers of the inside of the probe to be measured are located in close vicinity to the three-dimensional object, the present measuring system and method can reduce a measurement error, make a structure of the system simple, and…
US 7893133 Adhesion Enhancer for Polymer Composition Substrate and Polymer Composition
The present invention provides an adhesion enhancer and a polymer composition containing the adhesion enhancer for enhancing the adhesion performance of polymer composition substrates to a primer. The adhesion enhancer of the present invention includes an alcohol, a phenol or another organic compound having a hydroxyl group of the alcohol or…
US 7268027 Method of Manufacturing Photoreceiver
Disclosed is a method of manufacturing a photoreceiver, including sequentially laminating a buffer layer, a channel layer, a barrier layer, and a cap layer on a substrate; forming a mesa for HEMT and MSM PD by removing the buffer layer, the channel layer, the barrier layer, and the cap layer with the exception of a region corresponding to HEMT and…
US 7737828 Tactile Feedback Device
The present invention discloses a tactile feedback device for giving realistic touch sensation to the user by stimulating the skin of the user. The tactile feedback device of the present invention comprises a housing having one end positioned near the skin of the user in use, an actuator, touch pins and an elastic means. The actuator is mounted…
The present invention provides a method, which infiltrates super-heated material between preheated powder particles and therefore minimizes heat deformation and increases measurement accuracy. A rapid prototyping apparatus in accordance with the present invention comprises powder material spreading means, dispensing infiltration material means,…
US 8017413 Field emission array having carbon microstructure and method of manufacturing the same
Provided is a method for manufacturing a field emission array with a carbon microstructure. The method includes: a photomask attachment step of attaching a photomask with a pattern groove to one surface of a transparent substrate; a photoresist attachment step of attaching a negative photoresist to one surface of the photomask; an exposure step of…
US 8105977 Counterfeit Prevention Paper and Manufacturing Method thereof
The present invention relates to a counterfeit prevention paper and manufacturing method thereof, and more particularly to currency, securities, official document and several certificates, etc.
Field emission devices (FEDs) are provided. In one embodiment, an FED includes an electron emitter, a tube spaced apart from the electron emitter and having a first opening and a second opening, and a gate electrode disposed on an outer surface of the tube. The first opening is disposed at one end of the tube adjacent to the electron emitter, and…
US 8021640 Manufacturing Carbon Nanotube Paper
Techniques and apparatuses for making carbon nanotube (CNT) papers are provided. In one embodiment, a method for making a CNT paper may include disposing a structure having an edge portion including a relatively sharp edge into a CNT colloidal solution and withdrawing the structure from the CNT colloidal solution.
The present invention relates to a PVC product containing cyclodextrin derivative particles and capable of suppressing migration of a plasticizer and a method for manufacturing the same, which includes (S1) preparing cyclodextrin derivative particles, in which a hydroxyl functional group is replaced by a predetermined compound; (S2) inputting the…
US 7884152 Manufacturing Method of Organic Modifer-free Exfoliated Nano Clay-polymer Composite
The present invention relates to a manufacturing method of organic modifier-free exfoliated nano clay-polymer composite. The manufacturing method of organic modifier-free exfoliated nano clay-polymer composite includes (S1) dispersing layered clay nanoparticles and dissolving a thermoplastic polymer in an acidic solvent; (S2) adding the product of…
US 8110170 Conductive Polymer-carbon Nanotube Composite and Manufacturing Method thereof
Provided are a conductive polymer-carbon nanotube composite including a carbon nanotube and a conductive polymer filled therein, and a method of manufacturing the same. The conductive polymer-carbon nanotube composite where a conductive polymer is filled in a carbon nanotube is manufactured by introducing a monomer of the conductive polymer into…
US 7528276 Process for Preparing the Intermediate Compounds for PPAR .alpha. ligands
The present invention provides a process for preparing the compounds of formula (II) according to a single reaction, which is an important intermediate compound for synthesizing GW7647 (III) and GW9578 (IV) activating Peroxisome Proliferator Activated Receptor (hPPAR .alpha.).
US App 2007-0055072 Process for Preparing Guggulsterones and Guggulsterol
The present invention relates to a method for selective preparing 4,17 (20)-E-pregnadiene-3,16-dione (E-guggul-sterone) of the formula (III) and 4,17 (20)-Z-pregnadiene-3,16-dione (Z-guggulsterone) of the formula (IV) having an effect of lowering the elevated low density lipoprotein (LDL) and high levels of the cholesterol effectively, and…
Disclosed herein is a phosphate-based dielectric ceramic composition which has a low dielectric constant and a low dielectric loss in the high-frequency bands such as microwave and millimeter wave. The composition is represented by the following formula: (1-x)(A’.sub.1-yA”.sub.y)O-xP.sub.2O.sub.5 wherein x and y are numbers satisfying the…
A bone graft substitute using magnesium substituted calcium phosphate compounds and a method of manufacturing the same is provided in which the bone graft substitute is used for recovering bones damaged due to a bone fracture. The method of manufacturing a bone graft substitute includes the steps of mixing powdered calcium pyrophosphate and a…
The present invention discloses dielectric ceramic compositions having dielectric properties suitable for high frequency bands, such as microwave and millimetric wave, and a method for manufacturing multilayered components, such as chip LC filters, chip duplexers, and dielectric filters for PCS, using the dielectric ceramic compositions. The…
US 6363754 MCVD Method and Apparatus Using an Elongated Gas Feeding Device
An apparatus for manufacturing optical fibers includes an external circular tube into which reactant gases are introduced from an entrance at one end thereof. An internal circular tube is inserted into the external circular tube through an exit at the other end of the external circular tube. The internal circular tube has a bore to which gas jets…
A film type soft stamper comprising a soft film and a pattern molding layer…
PCT KR2010-007168 Glove-type Wearable Robot
A glove-type wearable robot which moves the fingers of a user through the exoskeleton structure thereof…
US App 20130066263 Microjet Drug Delivery System and Microjet Injector
A microjet drug delivery system that injects by microjet spraying a drug solution.
PCT KR2010-003372 Robot for Removing Impurities by Moving in Pipe
A robot capable of removing impurities by moving inside a pipe…
A probe capable of acquiring electrochemical and spectroscopic information, comprising: (i) conductive capillary with conductive coating on its inner wall; and (ii) metallic micro-shell of spherical template with a first metallic coating on its surface, trapped in one end of the conductive capillary.
PCT KR2011-003573 Reference Electrode Assembly and a pH Meter using same
A reference electrode assembly for detecting target substance in a sample by electrochemical method, comprising: porous transition metal electrode layer ; and polyelectrolyte channel disposed over the porous transition metal electrode layer.
PCT KR2010-004201 Electroactive-Polymer Actuator and Method for Manufacturing same
An electroactive polymer actuator capable of continuous 3-dimensional morphing, comprising two or more pairs of surface electrodes on the surface of an ion-exchange polymer material.
US App 20120212623 Control System and Method for a Drive Instruction-Based Vision
A control system and method for a drive instruction-based vision device and uses a drive instruction, or the drive instruction and a drive information sensed in a robot together.
US 8917079 Reference Potential Adjustment Device and a Measuring Device Equipped with the same
Reference potential adjustment device. The present invention can be easily manufactured and reduce a price, comparing to a conventional reference electrode using Ag/AgCl.
US 8887563 Transducer and Method for Manufacturing same
A transducer and a method for manufacturing same in which a first liquid and a second liquid are supplied such that, at theboundary therebetween, a deformation-generating part, including a perforated structure having one or more holes therein, in formed, and the effect of external pressure is negated by the action between the liquids.
Linear Motor Technology Patents
The Linear motor portfolio will be sold as a bundle. The linear motor like many devices, must be optimized in its operating environment to insure a long and service free life. The system integrator or designer with system responsibility is tasked with the proper application of cooling by first determining the effect of heating in…