baber/WOPTO huggingface dataset:
Patent KR-20070112875-A (KR)
Title: Fe-based sintered alloy
Inventor: ANDO KIMIHIKO
IPC: C22C38/00
Filed: 2006-03-17
Abstract: An iron-based sintered alloy produced through a mixing step (S16) in which an iron-manganese alloy powder, graphite powder, and iron powder are mixed together by means of a mixer, a compacting step (S18) in which the powder mixture is pressed at a given pressure to compact it, and a sintering step (S20) in which the resultant compact is sintered in a sintering oven at a given temperature for a given time, characterized in that the iron-manganese alloy powder contains 2-30 mass% manganese. In particular, the mixing step (S16) comprises mixing 5-50 mass% iron-manganese alloy powder, 0.2-2 mass% graphite powder, and an iron powder as the remainder by means of a mixer. Thus, mechanical strength can be further improved.
Patent KR-20080011378-A (KR)
Title: Process and apparatus for manufacturing pure forms of aromatic carboxylic acids
Inventor: BARTOS THOMAS M
IPC: C07C51/42
Filed: 2006-03-20
Abstract: A process and apparatus for manufacture of aromatic carboxylic acids comprises a liquid phase oxidation of aromatic hydrocarbon feed materials and treatment of a high pressure off-gas from the liquid phase oxidation to separate water and reaction solvent and purification of impure aromatic carboxylic acid products wherein a purification liquid includes water from off-gas treatment.
Patent KR-20070112303-A (KR)
Title: Drive device for vehicle, method of controlling the device, and device for controlling the device
Inventor: TABATA ATSUSHI
IPC: B60W10/10
Filed: 2004-12-24
Abstract: A drive device for a vehicle miniaturizable or enabling an improvement in fuel consumption, comprising a selector clutch (C0) and a selector brake (B0) as differential state selector devices for selectively switching between a differential state (steplessly variable transmission state) in which a power distribution mechanism (16) can be operated as an electric steplessly variable transmission and a fixed speed state in which the power distribution mechanism can be operated as a transmission with a fixed transmission gear ratio. In the high speed traveling area of the vehicle or in the high rotational speed area of an engine (8), the power distribution mechanism (16) is brought into the fixed speed state, and the output of the engine (8) is transmitted to drive wheels (38) exclusively through a mechanical power transmission route to suppress the loss of conversion between the power and an electric power so as to improve the fuel consumption. Also, in the high output area of the engine (8), the power distribution mechanism (16) is brought into the fixed speed state, and an electric reaction to be assured by a first motor (M1) can be reduced. As a result, the first motor (M) or the drive device (10) for the vehicle including the first motor can be further miniaturized.
Patent KR-20080015807-A (KR)
Title: Method and system for controlling the transmission power of at least one node in a wireless network
Inventor: STRUTT GUENAEL
IPC: H04B7/216
Filed: 2006-05-12
Abstract: A method for controlling packet transmission power by a node in a wireless communication network, the method comprising: determining respective values for a number of sample data rates collected; determining a target data rate, wherein the target data rate is a weighted average of the respective values; and adjusting packet transmission power based on a result of a comparison of an average data rate in current traffic and channel conditions to the target data rate.
Patent KR-20080012897-A (KR)
Title: Extruded propylene-resin composite foam
Inventor: SUGAWARA MINORU
IPC: C08J9/228
Filed: 2006-04-26
Abstract: An extruded propylene-resin composite foam (1) which is an extruded propylene-resin foam obtained by extrusion-foaming a molding material comprising a propylene resin. The propylene resin forming the extruded foam includes an olefin polymer having a loss tangent (tanH) as measured at a temperature of 298 K and a frequency of 10 Hz of 0.04-100. The molding material contains a fibrous filler in an amount of 0-60 mass%, excluding 0 mass%, based on the whole molding material. The foam is composed of a first extruded foam (2) having a percentage of closed cells of 40% or higher and an expansion ratio of 10 or higher and a second extruded foam (3) having a percentage of closed cells less than 40% and an expansion ratio of 10 or higher.
Patent KR-20080028378-A (KR)
Title: Process for producing powdered thermoplastic polyurethane urea resin
Inventor: HAYASHI MASAHIRO
IPC: C08G18/82
Filed: 2006-05-30
Abstract: It is intended to provide a process for producing a powdered thermoplastic polyurethane urea resin comprising the steps of forming a prepolymer with an isocyanate group at an end by reacting a polymer polyol (a), an organic polyisocyanate (b), a monofunctional active hydrogen group-containing compound (c) and preferably further a bifunctional active hydrogen group-containing compound (d) at a specific ratio and forming a polyurethane urea resin by carrying out a chain extension reaction of the prepolymer with an isocyanate group at an end and water (e) in a non-aqueous dispersion solvent. According to this production process, the powdered thermoplastic polyurethane urea resin excellent in melt moldability can be obtained and the control of the molecular weight of the polyurethane urea resin is easy. ® KIPO & WIPO 2008
Patent KR-20080027283-A (KR)
Title: Transvaginal uterine artery occlusion
Inventor: EDER JOSEPH
IPC: A61B17/08
Filed: 2006-06-30
Abstract: Uterine artery occlusion is performed for the treatment of uterine fibroid using a tool which is introduced through the vaginal wall to the exterior of the uterus. The tool carried clamping elements which may be positioned over the uterine artery. Electrodes or other energy applying devices on the clamping elements may be used to deliver energy to seal the uterine artery. Optionally, the tool may carry ultrasonic, visual, or proximity sensors for detecting the presence of the uterine artery prior to delivering energy. ® KIPO & WIPO 2008
Patent KR-20090078849-A (KR)
Title: Determination methode of vehicle reference speed calculation used for vehicle electronic chassis control system
Inventor: AHN SO HYUN
IPC: B60T8/172
Filed: 2008-01-16
Abstract: A determination method of an estimated reference vehicle speed of a vehicle electronic chassis control system is provided to improve reliability of the estimated reference vehicle speed. A determination method of an estimated reference vehicle speed of a vehicle electronic chassis control system comprises: a step(221) of determining respective wheel speed weights using a function relative to an adjustable speed gain ratio varied according to adjustable speeds of wheels, a function relative to a wheel slip gain ratio varied according to vehicle speeds, a function relative to a gain ratio difference between the wheel speeds and vehicle speeds varied according to the vehicle speeds, decelerated and accelerated wheel speeds and wheel slip ratios actually measured, and differences between respective wheel speeds and vehicle speed; a step(224) of giving respective weights of the wheel speeds to the respective wheel speeds, and calculating a weighted average wheel speed; and a step(227) of determining the calculated weighted average wheel speed as an estimated reference vehicle speed.
Patent KR-20090079587-A (KR)
Title: Optical encoder of incremental type having easy Assemble and simple structure
Inventor: YOO HO SANG
IPC: G01D5/26
Filed: 2008-01-18
Abstract: An optical encoder of incremental type is provided to increase the fixing strength of an encoder slit by preventing the face deflection and the eccentricity. An optical encoder of incremental type comprises: an encoder board mount plate(100); a PCB board(200); an encoder supporting shaft(300); an encoder slit(400); an encoder slit excursion protect cap(500); and an encoder cover(600). The encoder board mount plate is fixed and connected to the real side of a motor(1) to protrude a shaft of the motor. The PCB board is connected and fixed to the one side part of the encoder board mount plate. The encoder supporting shaft is pressed in the shaft of the motor protruded to the top of the encoder board mount plate. The encoder slit is combined in the upper side of the encoder supporting shaft. The encoder excursion protect cap fixes the encoder slit by being screwed with the encoder supporting shaft. The encoder cover is connected to the encoder board mount plate to protect the elements.
Patent KR-20090032910-A (KR)
Title: Cold-weather glove
Inventor: KISHINO ETSUO
IPC: A41D19/01
Filed: 2008-01-18
Abstract: A cold-weather glove is provided, which improves the operationality of the entrance and exit control from the receiving portion. A cold-weather glove comprises: a receiving portion which is prepared in the back of a hand part of the gloves; an end part(10) which is formed in the back of the hand part of the gloves; an entrance part(4) in which opening and shutting are free at the inside of the receiving portion and at the outside of the end part; a lateral extension part(11) which divides the side of the end part of the gloves and extends the segmented end tip of the back of the hand in the lateral direction of the gloves; and a holding member which maintains the overlapped state.
Patent KR-20080104944-A (KR)
Title: Method for manufacturing printed wiring board having potting dam and printed wiring board manufactured according to the method
Inventor: SATO MASAHIRO
IPC: H05K3/20
Filed: 2008-01-29
Abstract: A method for manufacturing printed wiring board having potting dam is provided to have flexibility of a printed board and form excellent potting dam by using a dry film having a good adhesion. A method for manufacturing printed wiring board having potting dam is comprised of step: preparing for a substrate(1) equipped with a wiring pattern; preparing a resin layer on the side where the wiring pattern(2) of substrate is arranged; processing the resin layer and making it float, and then transforms the resin layer to the potting dam shape with a pressing plate with a mold; removing the pressing plate(6) and exposing transformed resin layer having the potting dam shape; removing an unnecessary part of the resin layer and leaving an necessary part on the resin layer.
Patent KR-20090085197-A (KR)
Title: Plate having scattered-member and method for manufacturing the same
Inventor: CHOI KYEONG GEUN
IPC: B43L7/00
Filed: 2008-02-04
Abstract: A plate in which has attached scattering member which enables to draw underline without stimulation on the eye and manufacturing method are provided. A method for manufacturing a plate in which scattering member comprises: a step (S10) of providing an original plate of bottom plate; a step (S20) of providing original plate of the scattering member; a step (S30) of generating an adhesive plate by adhering original plate of the scattering member and original plate of bottom plate; and a step (S40) of cutting the adhesive plate in a regular size.
Patent KR-20090089167-A (KR)
Title: Apparatus for testing crosstalk of chip and method for controlling the same
Inventor: KANG SUNG HO
IPC: H01L21/66
Filed: 2008-02-18
Abstract: An apparatus for testing a crosstalk of a chip and a method for controlling the same are provided to improve the reliability of a cross test to various chips by selecting an aggressor in advance. A cross-talk test apparatus(100) comprises a storage unit(110), a calculation unit(120), a determining unit(130), and a test block(140). The storage unit stores the table to which crosstalk noise is mapped, and a calculation unit first supplies a different digital logic value to a first node and a second node, and it calculates the digital logic value of the nodes by backtracking. A test unit performs a cross-talk test of a rest node of pruning and a chip for the first node and the second node.
Patent KR-20090089206-A (KR)
Title: Method for inducing the defferentiation of embryonic stem cells into hemangioblast
Inventor: HAN YONG MAHN
IPC: C12N5/02
Filed: 2008-02-18
Abstract: A method for inducing differentiation of embryonic stem cell to hemangioblast is provided to culture a differentiated mesenchymal stem cell under the presence of VEGF and bFGF and differentiate the hemangioblast. A composition for inducing differentiation comprises MEK/ERK(mitogen-activated protein kinase kinase/extracellular regulated kinase) signal inhibitor and BMP(bone morphogenetic protein). The embryonic stem cell is human embryonic stem cell. The BMP is BMP2, BMP4 or BMP7. A method for inducing the differentiation of embryonic stem cell to hemangioblast comprises: a step of culturing the embryonic stem cell under the presence of MEK/ERK(mitogen-activated protein kinase kinase/extracellular regulated kinase) signal inhibitor and BMP(bone morphogenetic protein) to induce the differentiation; and a step of culturing a mesenchymal stem cell under the presence of VEGF and bFGF to induce hemangioblast.
Patent KR-20080078574-A (KR)
Title: Piston for a piston-cylinder unit
Inventor: HARTMUT ROELLEKE
IPC: F15B15/14
Filed: 2008-02-21
Abstract: A piston for a piston-cylinder unit is provided to form a seal between the outer surface of a piston body and the inner wall of an operating cylinder at low cost by using a piston foil. A piston for a piston-cylinder unit(12) includes a piston body(1), an opening(4), and a seal(2). The piston body is attached to a piston rod(15), divides an operating cylinder(13) into two operating spaces(14a,14b), and is movable in an axial direction. The opening is installed with a valve and generates damping force when the piston moves in push and pull directions. The seal is installed on the circumferential surface of the piston to seal the piston with respect to the operating cylinder. The piston body is designed as a single stamped part. A piston foil is used as the seal.
Patent KR-20090096052-A (KR)
Title: Multi-stage pressure type friction clutch and a tractor transmission having thereof
Inventor: LEE SANG HEON
IPC: F16D25/06
Filed: 2008-03-07
Abstract: A multi-stage pressure type friction clutch and a tractor transmission having the clutch are provided to minimize the transmission shock by firstly operating a hydraulic clutch in the low pressure and secondly operating a hydraulic clutch in the high pressure. A multi-stage pressure type friction clutch(300) is composed of a clutch casing(310), a plurality of friction plates(211,221) and a pressure plate. The clutch casing is installed to rotate in an output shaft(200) in one body. The friction plates are installed at a first output shaft gear(210) and a second output shaft gear(220). The pressure plate is arranged between the friction plates, and is combined to rotate in the clutch casing into one body. First and second pistons(320,330) are installed within both sides of the clutch casing, and push/release the pressure plate to/from the friction plates. The first and second supply flow paths(201,202) are formed in first and second pressure rooms of the first and second pistons.
Patent KR-20090098605-A (KR)
Title: Measuring method for snowfall
Inventor: KIM WOO YOUNG
IPC: G01W1/00
Filed: 2008-03-14
Abstract: A method for measuring the amount of snowfall is provided to measure the real amount of snowfall by considering the height decrease of the accumulated snow due to wind, heat, sinking, etc. A method for measuring the amount of snowfall comprises the steps of setting the section of time calculating the amount of snowfall; a setting a plurality of measuring points within the section; measuring the amount of snowfall at the each measuring point; calculating the difference value by subtracting the before-measurement value from the post-measurement value among the measurement values of the each measuring point; and adding the only (+) values among the difference value to calculate the amount of snowfall in the section.
Patent KR-20090099111-A (KR)
Title: System for guiding blind person
Inventor: YANG KYOUNG SUK
IPC: G06K17/00
Filed: 2008-03-17
Abstract: A visual-disability guide system for safe movement by supplying voice information about walking risk element is provided to increase usage convenience of the visual-disability by supplying surrounding information or risk information through an RFID tag. An RFID(Radio Frequency Identification) tag(102) is installed at an identification factor(101) such as buildings around a pavement, a bus stop, a traffic light, a park, stairs and public institution. The RFID tag has the information about the identification factor. An RFID reader(105) is installed at a stick of the visual disability. The RFID reader receives the information of the RFID tag. The RFID reader provides the information of the identification factor through an output unit.
Patent KR-20080085791-A (KR)
Title: Coaxial transmission line microstructures and methods of formation thereof
Inventor: SHERRER DAVID W
IPC: H01P3/06
Filed: 2008-03-20
Abstract: A coaxial transmission line microstructure and a method of forming the same are provided to minimize unwanted signal reflection between the microstructure and an electrical connector through a transition structure. A coaxial transmission line microstructure(2) includes a central conductor(10), outer conductors(12), a non-solid volume(26), and a transition structure(4) and is formed by a sequential build process. The outer conductors are positioned around the central conductor. The non-solid volume is formed between the central conductor and the outer conductors. The transition structure performs transition between a coaxial transmission line and an electrical connector(6). An end portion of the central conductor includes expansion regions of the outer conductors for attachment to the electrical connector.
Patent KR-20090102107-A (KR)
Title: Organic thin film transistor to prevent short channel effect and method for fabricating thereof and thin film transistor array substrate
Inventor: CHOI JONG SUN
IPC: H01L29/786
Filed: 2008-03-25
Abstract: PURPOSE: An organic thin film transistor preventing a short channel effect regardless of a channel length, a manufacturing method thereof, and a thin film transistor array substrate including the same are provided to suppress an organic semiconductor surface or internal current by forming a current blocking unit in a channel of an organic semiconductor layer. CONSTITUTION: An organic thin film transistor includes a source electrode(500), a drain electrode, an organic semiconductor layer(400), a gate electrode(200), and a gate insulating layer(300). The source electrode and the drain electrode are separated. The organic semiconductor layer contacts with the source electrode and the drain electrode. The organic semiconductor layer forms a channel between the source electrode and the drain electrode. The gate electrode is insulated with the source electrode, the drain electrode, and the organic semiconductor layer. The gate insulating layer insulates the gate electrode from the source electrode, the drain electrode, and the organic semiconductor layer. A current blocking unit is formed in the channel of the organic semiconductor layer to prevent the current flow in a channel surface side.
Patent KR-20090105022-A (KR)
Title: Magnetic random access memory cell
Inventor: LEE SEUNG HYUN
IPC: H01L27/115
Filed: 2008-04-01
Abstract: PURPOSE: A magnetic random access memory cell is provided to implement high integration using one transistor while storing a lot of information. CONSTITUTION: A magnetic random access memory cell includes one bit line(41), one source line(61), and a plurality of magnetic tunnel junctions(81,82), and a transistor(70). The magnetic tunnel junctions are connected in parallel to one bit line. The magnetic tunnel junctions store the data. One side of the transistor is connected in parallel to the magnetic tunnel junctions. The other side of the transistor is connected to one source line.
Patent KR-20090106777-A (KR)
Title: Flexible printed circuit having electrode attached conductive particle and Tape carrier package using the same
Inventor: CHO IL RAE
IPC: H05K1/02
Filed: 2008-04-07
Abstract: PURPOSE: A flexible printed circuit board including an electrode with a conductive particle and a tape carrier package are provided to reduce a manufacturing cost using NCF(Non-Conductive Film) cheaper than ACF(Anistropic Conductive Film) when packaging the semiconductor. CONSTITUTION: A tape carrier package(100) includes a base film(110), a metal pattern(120), an electrode pad(130), and a drive IC(140). The metal pattern transmits the electrical signal by patterning the conductive material on the base film. The electrode pad is formed by attaching the plurality of conductive particles(132) in one side of an electrode(131) formed in the metal pattern. The drive IC is mounted on the base film. The drive IC is mounted on the base film. The drive IC is electrically connected to the metal pattern.
Patent KR-20080110466-A (KR)
Title: Lifting apparatus with lift pin
Inventor: NODA MASAHIKO
IPC: H01L21/68
Filed: 2008-04-21
Abstract: A lift pin elevating apparatus is provided to prevent the influence of thermal transformation and the positional deviation of a supporting plate in case that the size of the heating treatment apparatus is enlarged. A lift pin elevating apparatus comprises a hot plate(2). The hot plate comprises a plurality of lift pins(6), and a drive machinery. The lift pin passes through the hot plate. The lift pin is escalated toward the hot plate by an operation to the drive machinery. The lift pin elevating apparatus comprises a supporting plate(5), and a plurality of supporting members. The supporting plate supports the drive machinery. The supporting member connects the supporting plate and hot plate. A part among a plurality of supporting members is comprised of the first retention element(7) connected as the state fixing the supporting plate and hot plate. The other part among a plurality of supporting members is comprised of the second supporting member(8) connected to state movable to the supporting plate toward the horizontal direction of the hot plate.
Patent KR-20090111115-A (KR)
Title: Valve asembly and compressor having the same
Inventor: LEE GEON HO
IPC: F04B43/02
Filed: 2008-04-21
Abstract: PURPOSE: A valve assembly and a compressor with the same are provided to minimize intake loss of the compressor through the double structure lead. CONSTITUTION: A valve assembly includes a valve plate(210) in which an inlet is formed, and a suction valve(220) in which a lead corresponding to the inlet is formed. The lead is comprised of a first lead and a second lead. The first lead is formed with an intake hole. The second lead is combined with the first lead and opens and closes the intake hole. The second lead is made of a material with spring stiffness greater than that of the first lead.
Patent KR-20090112807-A (KR)
Title: The surface grind system of mobile-phone case to key chemical fiber material magnesium
Inventor: MOON DUK YEOL
IPC: B24B51/00
Filed: 2008-04-25
Abstract: PURPOSE: A surface concept system of a portable terminal case with magnesium capable of manufacturing a gate scar of the portable terminal is provided to perform a buffing operation without repeat operation and make the surface of the portable terminal case uniform. CONSTITUTION: A surface concept system of a portable terminal case with magnesium capable of manufacturing a gate scar of the portable terminal includes a feeding unit(1) and an automatic robot. The feeding unit includes a palette in which a portable terminal case is settled. A pneumatic cylinder(202) operates a consecutive/continuous work by an automatic robot program.