baber/WOPTO huggingface dataset:
Patent JP-2003304063-A (JP)
Title: Method of manufacturing metal core board
Inventor: MUTSUKAWA TAKAHIRO
IPC: H01L23/12
Filed: 2002-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing a metal core board which is capable of improving the reliability of a connection between a metal layer serving as a core material of the metal core board and a plating layer inside a viahole, and easily carrying out via-fill plating or easily filling the viahole with plating.  <P>SOLUTION: The manufacturing method comprises a first process of laminating an insulating layer 4 on the metal layer 2, a second process of boring the viahole 4a communicating with the metal layer 2 in the insulating layer 4, a third process of applying an electric power to the metal layer 2 to form a conductor 6 that communicates with the metal layer 2 inside the viahole 4a through an electrolytic plating process, a fourth process of forming a conductor layer 10 communicating with the conductor 6 located inside the viahole 4a on the surface of the insulating layer 4, and a fifth process of forming a wiring pattern 14 out of the conductor layer 10 provided on the surface of the insulating layer 4.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003304521-A (JP)
Title: Signal processing apparatus and method, and communication system
Inventor: HIRAKAWA AKIKO
IPC: H04N21/2389
Filed: 2002-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a signal processing apparatus capable of avoiding a prescribed inhibit code from being generated in an encrypted digital signal with a small development burden.  <P>SOLUTION: A transmission section 25 encrypts a base band signal S24, generates an HD-SDI (High Definition bit Serial Digital Interface) signal S3 resulting from inverting the logical value of the MSB of a module causing the inhibit code when the inhibit code is generated after the encryption, and transmits the signal S3 to a projector 4 in a serial form. A reception section 31 particularizes the module the MSB of which is logically inverted on the basis of address data multiplexed with the HD-SDI signals S3 and decodes the received signal depending on the result.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003303881-A (JP)
Title: Semiconductor device and manufacturing method therefor
Inventor: SUZUKI YUKIHIRO
IPC: H01L21/768
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To improve the reliability of electric connection between wiring layer of a semiconductor device.  <P>SOLUTION: A through hole 22a is formed in an insulating film 21 covering an aluminum wire 20 so that the top surface and flank of the aluminum wire 20 are exposed. Then a titanium nitride film 23 is formed on the flank and bottom of the through hole 22a by a directional sputtering method. At this time, the flank of the aluminum wire 20 exposed in the through hole 22a is nitrified with nitrogen gas used for a sputtering process to form aluminum nitride 31. Then a tungsten film is formed to fill the through hole 22a by a CVD method, and the tungsten film and titanium nitride film 23 which are unnecessary on the insulating film 21 are removed to form a tungsten plug 24. Then a top-layer aluminum wire 25 is formed on the insulating film 21 in which the tungsten plug 24 is buried.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003307248-A (JP)
Title: Diaphragm for shock absorber
Inventor: OJI AKIRA
IPC: F16F9/50
Filed: 2002-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a diaphragm with a fresh structure used for a car height adjusting shock absorber preventing the occurrence of localized distortion upon elastic deformation accompanied with a fluctuation in pressure in an accumulation chamber in addition the favorable securing of the capacity of a gas chamber formed in a cylindrical housing by being assembled in the cylindrical housing, and providing stable deformation and excellent durability.  <P>SOLUTION: A small diameter 14 and a large diameter 16 different in sizes are formed at the intermediate part in the axial direction of a diaphragm 10 and meanwhile, by setting thicknesses to values different from each other in the axial direction in consideration of a size difference between the small diameter 14 and the large diameter 16, and thus a difference in distortion at the small diameter 14 and the large diameter 16 accompanied by elastic deformation due to a pressure change in the accumulation chamber 28 is made small.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003253080-A (JP)
Title: Silica dispersion modified with cationic resin and manufacturing method therefor
Inventor: FUKUNAGA KENJI
IPC: C08K3/36
Filed: 2002-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a cationic resin-modified silica dispersion which has a silica concentration of ≥15 wt.%, an average particle size of silica particles of <300 nm, and a light scattering index ((n) value) of ≥2.0 at a 1.5 wt.% silica concentration of the dispersion, as well as to provide a manufacturing method therefor.  <P>SOLUTION: A wet silica dispersion, which is obtained by dispersing a dehydrated wet silica cake that is not yet subjected to drying step following filtration and washing conducted after the wet silica formation reaction, is adjusted to a pH at <6, and then a dry silica fine powder is added, and mixed and dispersed to obtain the cationic resin-modified silica dispersion, which is characterized by having a silica concentration of ≥15 wt.%, an average particle size of silica particles of <300 nm, and a value of (n) of ≥2.0 at a 1.5 wt.% silica concentration of the dispersion.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003305252-A (JP)
Title: Pachinko game machine
Inventor: MINENO MASAFUMI
IPC: A63F7/02
Filed: 2002-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pachinko game machine whose wiring structure is easy to understand and which is excellent in wiring workability.  <P>SOLUTION: A connection index (x) is allocated to a connector 41 provided on a conductive part. The connection index (x) consists of the part index (y) of the conductive part which the connector belongs to and that of the conductive part of a connection destination. In addition the same connection index (x) is marked to the connector 41 and the connector 41 of a lead wire 40 in a male and female relation with the connector 41. Thus, in wiring working, the conductive part of the connection destination can be specified based on the connection index (x) marked at the connector 41 of the lead wire 40, so that wiring working is accelerated. When connecting the lead wire 40, they can be connected based on the connection indexes (x) of both of the connectors 41, thereby wiring working becomes reliable.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003307620-A (JP)
Title: Optical element, surface light source device and liquid crystal display device
Inventor: NAKANO SHUSAKU
IPC: G02F1/1335
Filed: 2002-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical element with which a surface light source device emitting light with good forward directivity and a liquid crystal display device having excellent luminance can be formed.  <P>SOLUTION: The optical element consists of a laminated body having at least circularly polarized light separating plates A and B consisting of one or more cholesteric liquid crystal layers having a Grandjean structure and a quarter-wave plate. The circularly polarized light separating plate A selectively reflects any one of left or right circularly polarized light within ≥200 nm wavelength range and the polarized light separating plate B selectively reflects the circularly polarized light reverse to that reflected by the plate A. At least one layer to which a liquid crystal monomer having Δn/n (wherein Δn=ne-no, ne denotes the refractive index of extraordinary light, no denotes the refractive index of ordinary light and n denotes the average refractive index of cholesteric liquid crystal molecules) of ≥0.02 and ≤0.1 is fixed is contained in the cholesteric liquid crystal layer of the circularly polarized light separating plate B.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003309075-A (JP)
Title: Semiconductor manufacturing apparatus and method for manufacturing semiconductor device
Inventor: INABA YUTAKA
IPC: C23C16/455
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To enable a film thickness distribution changing along a radial direction from the center of a wafer 11 to be uniformly controlled, by uniformly holding a film quality in a CVD device for growing the film by a chemical vapor phase reaction of a material gas to be supplied onto the wafer 11.  <P>SOLUTION: A method for manufacturing a semiconductor device comprises: a step of dividing a shower head 12 having many gas injection hoes 13 for supplying a material gas onto the wafer 11 along the radial direction from the center; and independently controlling a gas flow rate at each block. Thus, the gas concentration distribution of the radial direction of the gas can be controlled, and the film is grown in a uniform thickness.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003312893-A (JP)
Title: Paper feeding device
Inventor: NOZAKI MITSUHIRO
IPC: B65H7/02
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To detect an error in paper feeding without adding a new sensor in a paper feeding device using a DC motor as a drive source.  <P>SOLUTION: In this paper feeding device, the rotating quantity of a paper feed roller is detected by an encoder 12, the state quantity showing the operating state of a paper feeding mechanism including a paper feeding motor 20 is estimated in an arithmetic processing part 131, and the paper feeding motor 20 is feedback-controlled so that the paper feeding quantity by the paper feeding mechanism is an intended paper feeding quantity by use of the estimated value and the rotating quantity detected by the encoder 12. This device has an error detection part 160 for detecting the error state of the paper feeding device by use of the state quantity (e.g. motor current) estimated by the arithmetic processing part 131 during paper feeding operation.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003307962-A (JP)
Title: Fixing device
Inventor: NAMI YASUO
IPC: C10M145/08
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To stably coat releasing material for fixing.  <P>SOLUTION: In a roller type releasing material coating device using the releasing material which is solid at room temperature and liquid at the range of fixing temperature, an elastic member with high heat conductivity provided with metal particles is arranged between a releasing material holding layer and a fixing roll.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003306785-A (JP)
Title: Method of etching aluminum stuck on fixture for working aluminum material and method and apparatus for recovering alkaline solution used for the same
Inventor: HONDA KAZUKI
IPC: B01D9/02
Filed: 2002-04-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of recovering an alkaline solution by which the alkaline solution used for recovering an aluminum component is recycled for the recovery of the aluminum component in the same process.  <P>SOLUTION: The aluminum component stuck on a dies T is dissolved with an caustic soda solution in an etching vessel 1 pressurized equal to above the atmospheric pressure, the caustic soda solution in which the concentration of aluminum is increased is crystallized in a crystallization vessel 3 to remove aluminum as aluminum hydroxide and to return the regenerated caustic soda solution to the etching vessel 1 to use again. The etching rate equal to or above the attained by the industrially applied caustic soda solution having high concentration is attained with the caustic soda solution having low concentration by pressurizing the caustic soda solution and as a result, the crystallization is performed under a concentration condition at which the crystallization is facilitated.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003316857-A (JP)
Title: Information processor, product management system, product management method, storage medium and program
Inventor: SUZUKI YUICHIRO
IPC: G06F19/00
Filed: 2002-04-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information processor enabling the easily confirmation of the optimum degree of sharing of a part so that the attractions of individual products are never deteriorated in the producing side of products to optimize the sharing of the part between a plurality of products.  <P>SOLUTION: A demand forecasting side (SCM) 110 groups a plurality of products based on a prescribed rule, forecasts the demand in group units, and provides the information related to the groups to a product information management side 120. The product information management side 120 (PDM/CPC) performs the management of product information based on the group information provided from the demand forecasting side 110.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002329886-A (JP)
Title: Gallium nitride-based compound semiconductor light- emitting element
Inventor: NAKAMURA SHUJI
IPC: H01S5/323
Filed: 2002-04-22
Abstract: PROBLEM TO BE SOLVED: To improve the luminosity and output of an element by obtaining uniform light emission from an active layer and to improve luminous efficiency by further lowering Vf of the light-emitting element. SOLUTION: A gallium nitride-based compound semiconductor light-emitting element has a structure in which at least an n-type layer is formed between an active layer and a substrate. The n-type layer contains a first n-type layer 3 which is formed on the substrate side, and second n-type layer 33 which is formed on the side of an active layer 5 side so as to make contact with the layer 3 and has the electron carrier density larger than that of the layer 3.
Patent JP-2003312560-A (JP)
Title: Method and device for collecting motor of junked car
Inventor: KIMURA TAKESHI
IPC: B62D67/00
Filed: 2002-04-22
Abstract: <P>PROBLEM TO BE SOLVED: To easily collect a motor for elevating/lowering window glass internally fitted to a side door from a junked car in a short time without troubles.  <P>SOLUTION: A hydraulic cylinder 7 is movably supported by a rail on a base 2 at the center of a frame in the advancing/retracting direction of a piston rod 8. A wire 9 is connected to ends of the hydraulic cylinder 7 and the piston rod 8, and a hook 11 is connected to each wire end. When collecting a motor internally fitted to a side door, a junked car 3 is placed on the base 2, a hook 11 at the end of the wire 9 is hitched to an outer panel of a belt line after the window glass is broken and removed on each side of the car, the piston rod 8 is retracted by switching a control valve, and a door outer panel is peeled.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003314813-A (JP)
Title: High temperature heat decomposition treatment device
Inventor: MATSUURA HIRONOBU
IPC: F27B5/16
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To treat waste such as a paper diaper at high temperature and prevent incombustible gas from being exhausted from a chimney.  <P>SOLUTION: This high temperature heat decomposition treatment device is provided with a treatment furnace 4 installed in a body 2, a primary burner 12 disposed facing to a primary treatment chamber 11 in the treatment furnace 4, a secondary burner 14 disposed facing a secondary treatment chamber 13 which is connected to the primary treatment chamber 11 and provided in the lower part of the treatment furnace 4, and a tertiary burner 17 disposed facing a tertiary treatment chamber in an exhausts pipe 16 connected to the lower part of the secondary treatment chamber 13.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003019797-A (JP)
Title: Ink jet head and its forming method, coating and its forming method
Inventor: WATANABE HIDEO
IPC: B05D3/10
Filed: 2002-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a parylene film exhibiting extremely excellent adhesion to a basic body and durability, a method for forming a parylene film, and an ink jet head employing the parylene film. SOLUTION: The parylene film being formed on the surface of a basic body contains a silane coupling agent. The parylene film is formed on the surface of the basic body by vapor phase synthesis in the vapor atmosphere of silane coupling agent or under a state where silane coupling agent is supplied and a part thereof is vaporized. An ink channel 4 is defined by a movable wall where an electrode 5 is provided on a piezoelectric basic body 2, and a member (cover member) forming other wall and ink is ejected from the ink channel 4 by applying a voltage to the electrode 5. In such an ink jet head, at least the electrode 5 is coated with a parylene protective film 6 containing a silane coupling agent.
Patent JP-2003314281-A (JP)
Title: Engine coolant circulation system
Inventor: KAWAHARA TATSUHIDE
IPC: F01P3/20
Filed: 2002-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To let coolant flow through a heater core at a low consumption power even when an engine is stopped.  <P>SOLUTION: A coolant circulation circuit A is constituted by connecting an engine 1, a radiator 2 and the heater core 5 of an air conditioner by means of ducts. In the coolant circulation circuit A, there are independently provided cooling circuits 11, 12 for circulating the coolant of the engine 1 without letting it pass through the radiator 2 or while letting it pass through the radiator 2 by operation of a thermostat valve 3, and a heating circuit 13 for circulating the coolant of the engine 1 through the heater core 5. An electric pump 4 only for cooling is provided on the cooling circuits 11, 12, and an electric pump 7 only for heating is provided on the heating circuit 13. The electric pump 7 only for heating is of a lower consumption power type than the electric pump 4 only for cooling.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003318322-A (JP)
Title: Interposer substrate, its manufacturing method, semiconductor device and its manufacturing method
Inventor: NAKAMURA SADASHI
IPC: H01L23/12
Filed: 2002-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device having high mounting reliability.  <P>SOLUTION: The semiconductor device (100) comprises: two or more wiring substrates (1, 2) having thermal expansion coefficients and areas different from each other and laminated so that the areas are sequentially reduced toward a side near a semiconductor bare chip (5) via a stress relaxing layer (3) disposed between the substrate (1) and the substrate (2) to form a circuit on an interposer substrate (41); one or a plurality of semiconductor bare chips (5) face-down mounted on the substrate (41) to relax a stress concentration at each mounting part when mounted on a mother board.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003310659-A (JP)
Title: Absorbent article
Inventor: YAMAMOTO YASUHIRO
IPC: A61F13/15
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an absorbent article with a flat shape before wearing and high adhesion to a body of a wearer during wearing preventing easy occurrence of a kink during wearing.  <P>SOLUTION: In the absorbent article 1, an elastic contractible body 8 extending in a longitudinal direction of the absorbent article 1 is arranged in a longitudinally extended state in an absorber 4 or between the absorber 4 and a rear face sheet 3. Rigidity of the absorber 4 before wearing is a degree resisting contractive force of the elastic contractible body 8 and not deforming, and rigidity of the absorber 4 during wearing is a degree deformed by the contractive force of the elastic contractible body 8. By deformation of the absorber 4 during wearing, the absorber 4 swells toward a surface sheet 2 side.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003320295-A (JP)
Title: Spray/spin coating method and spin coating device
Inventor: HAMADA HIROKI
IPC: B05D1/40
Filed: 2002-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a spray/spin coating method constituted so as to cover the predetermined surface region of a rotary substrate with a mask to spray a chemical liquid, not only to conserve the chemical liquid but also to shorten a coating time and a drying time, and to provide a spin coating device.  <P>SOLUTION: The predetermined region on the surface of the substrate 1 rotated in a horizontally held state is covered with a mask, and the chemical liquid is sprayed on the surface of the substrate 1 from the spray nozzle arranged above the substrate to form a thin film on the predetermined region of the substrate 1. By this constitution, the use amount of the chemical liquid is reduced and the coating time and the drying time can be shortened.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003311537-A (JP)
Title: Polishing method, polishing device and method for producing semiconductor device
Inventor: SATO SHUZO
IPC: B23H5/08
Filed: 2002-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To energize an object to be polished to a polishing end point with stable current density distribution and enable the use of a conventional plating apparatus, cleaning apparatus or the like and an execution in accordance with manufacturing process flow.  <P>SOLUTION: A substrate 1 formed with a metal film 2 and a counter electrode 3 are opposedly arranged at a predetermined interval in electrolyte E. An energizing electrode 4 to be pressed to the metal film 2 is arranged on the film 2, and this metal film 2 is electrolytically polished and wiped through sliding of a pud on the metal film 2 while the substrate 1 is being rotated. At that time electrolytic polishing is carried out by energization of the metal film 2 with the electrode 4 in slide contact with the metal film 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003321486-A (JP)
Title: Method for assaying alkaline phosphatase
Inventor: YAMADA MAGOHEI
IPC: C07F9/572
Filed: 2002-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a substrate for assaying an alkaline phosphatase without being influenced with hemolytic interference when assaying the alkaline phosphatase in a clinical test, a method for assaying using the substrate and an assaying reagent kit comprising the substrate.  <P>SOLUTION: The substrate having an assaying wavelength present on the long wavelength side is used.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003329642-A (JP)
Title: Gas sensor and manufacturing method thereof
Inventor: UMEDA TAKAHIRO
IPC: G01N27/416
Filed: 2002-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low-power-consumption gas sensor in which a gas detection part can be effectively heated by curbing heat radiation from a substrate, and which is low in power consumption so as to be able to use batteries as a power source.  <P>SOLUTION: The gas sensor is provided with a silicon substrate 1 which is a n-type single crystal having a (1 0 0) plane, a heater 2 formed on the silicon substrate 1, a diaphragm 7 formed by removing the silicon substrate under the heater 2 using anisotropic etching, an insulating film 1a formed on the heater 2, a solid electrolyte 3 formed on the insulating film 1a, and a pair of electrodes 4 and 5 formed on the solid electrolyte 3. Since heat radiation from the substrate is curbed, a gas detection part is effectively heated, and the sensor requires less electricity. Therefore, the sensor can utilize batteries as a power source.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003325544-A (JP)
Title: Fabric cover for ophthalmic operation
Inventor: TAKAHASHI ATSUSHI
IPC: A61B19/08
Filed: 2002-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fabric cover for ophthalmic operation which is not easily separated during an operation, etc., which hardly damages the skin when separating the fabric cover after the operation, and which can be applied to the subject of a wide range.  <P>SOLUTION: As to the fabric cover 10 for ophthalmic operation which is used for the field of an ophthalmic operation by making an opening hole 11 and sticking the peripheral part of the opening hole 11 to the skin, a thick gel adhesive layer 15 is formed on the rear surface side of the periphery part.  <P>COPYRIGHT: (C)2004,JPO