baber/WOPTO huggingface dataset:
Patent JP-2003337919-A (JP)
Title: Electromagnetic field simulation method, and device therefor and recording medium therefor
Inventor: HAYASHI SHINICHI
IPC: G06F17/50
Filed: 2002-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a simulation method capable of precisely calculating a scattered electromagnetic field in the presence of an incident electromagnetic field even when scattering bodies which are successive up to the border of an analytic area are present.  <P>SOLUTION: In an FDTD electromagnetic field simulation method of calculating a scatter of the incident electromagnetic field 4 by scattering bodies 1 and 3 scattering the incident electromagnetic field in the finite analytic area 5 including the incident electromagnetic field 4, a transmission medium 2 transmitting the incident electromagnetic field 4 without scattering, and the scattering bodies 1 and 3, the analytic area 5 is surrounded with an electromagnetic field absorbing layer 6, and represented by a scattered electric field representation expression in the transmission medium 2 contacting the electromagnetic field absorbing layer 6 and by an all-electromagnetic representation display expression in the scattering bodies 1 and 3 contacting the electromagnetic field absorbing layer 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003340470-A (JP)
Title: Method and unit for wet catalytic oxidation treatment
Inventor: SUZUKI KENJI
IPC: B01J23/46
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and a unit for wet catalytic oxidation treatment in which blocking of the catalyst packed bed of the wet catalytic oxidation treatment unit with suspended solids, or the like, contained in waste water is suppressed when organic matter contained in the waste water is subjected to the wet catalytic oxidation treatment.   <P>SOLUTION: The wet catalytic oxidation treatment unit 1 has a solid-liquid separator 4 for separating and removing suspended solids in waste water 3 and an oxidation tower 2 provided with the catalyst packed bed 60 into which the waste water 3 freed of suspended solids by the solid-liquid separator 4 is introduced and in which organic matter in the waste water 3 is oxidation- degraded.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003341245-A (JP)
Title: Thermal recording material
Inventor: WATANABE TSUTOMU
IPC: B41M5/337
Filed: 2002-05-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thermal recording material which holds ground whiteness, can offer a high developed color density in a highly sensitive manner while suppressing printing tailing, is excellent in image conservation properties, has suitability for inkjet, prevented from being attended with poor color development and image fading, caused by ink for the inkjet, has good thermal head matchability, and reduces abrasion of a head.   <P>SOLUTION: In this thermal recording material, a base is provided with a thermal recording layer including an electron-donative colorless dye, a compound which is expressed as an electron-donative compound by general formula (1): R<SP>1</SP>-Ph-SO<SB>2</SB>-R<SP>2</SP>, and a water-soluble compound which is expressed by any one of formula (2): R<SP>4</SP>-COOX or XOCO-COOX, formula (3): R<SP>4</SP>-OH, and formula (4): R<SP>4</SP>-SO<SB>3</SB>X. In formula (1)-(4), R<SP>1</SP>represents a hydroxyl group and an alkyl group; R<SP>2</SP>represents -Ph, -NH-Ph, -Ph-OR<SP>3</SP>and -NH-CO-NH-Ph; R<SP>3</SP>represents an alkyl group; Ph represents a phenyl group which can be substituted with a substituent including -SO<SB>2</SB>R<SP>2</SP>; R<SP>4</SP>represents an alkyl group and a phenyl group, which can comprise the substituent; and X represents H, NH<SB>4</SB>and a metallic salt.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003346189-A (JP)
Title: Image display device for vehicle
Inventor: TAKAHASHI TOSHIAKI
IPC: G06T3/00
Filed: 2002-05-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image display device for a vehicle for displaying a display image wherein a lack of imaging data generated by shift of a dead angle is covered.   <P>SOLUTION: This device is equipped with a synthesis part 21 for synthesizing the whole image around the vehicle from imaging data around the vehicle imaged by a plurality of cameras 1 provided on the vehicle, a conversion part 22 for converting the synthesized whole image into a projection image projected onto a projection plane overlooked obliquely from a prescribed viewpoint over the vehicle, a superimposing part 23 for reading out graphic data 33 of the vehicle for expressing stereoscopically the vehicle viewed from the same viewpoint, an superimposing the data on the projection image to thereby generate the display image, and a display 4 for displaying the display image.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003038178-A (JP)
Title: RECOVERY METHOD AND SYSTEM FOR mRNA
Inventor: IINO YUICHI
IPC: C12N15/09
Filed: 2002-05-27
Abstract: PROBLEM TO BE SOLVED: To provide a new recovery method and system for a mRNA. SOLUTION: A nucleic acid capable of expressing a mRNA binding protein is transduced into a tissue, the protein is expressed and a mRNA in the tissue is bound to the protein. The tissue-derived mRNA is simultaneously purified by selectively recovering the mRNA binding protein from the tissue. A tissue- specific mRNA can be recovered by connecting the mRNA binding protein with a tissue-specific promoter so as to express the promoter.
Patent JP-2003347491-A (JP)
Title: Semiconductor device
Inventor: ICHINOSE YASUJI
IPC: H01L23/48
Filed: 2002-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thin semiconductor device (diode).   <P>SOLUTION: The semiconductor device comprises: a resin sealed body (having a thickness of 0.45 mm or less) made of an insulating resin that has a top surface, a rear surface positioned on the side opposite to the top surface, and a side surface positioned between the top surface and the rear surface; independent two conductive leads that extend over the inside and the outside of the side surface of the resin sealed body while a top surface of the lead is buried in the resin sealed body and a rear surface of the lead is exposed from the rear surface of the resin sealed body; a semiconductor chip that is buried in the resin sealed body, and fixed to the top surface of one of the leads, and constitutes the diode having electrodes on a principal surface and a rear surface thereof; the electrodes of the chip; and a conductive wire that connects the electrode of the chip to the top surface of the other lead. The lead to which the chip is fixed is flat. The lead to which the wire is connected is bent in the middle, and a tip thereof is buried in the resin sealed body. A width of the lead part to which the chip is fixed is made wide for fixing the chip.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004006502-A (JP)
Title: Anode element for valve action electrolytic capacitors, and its manufacturing method
Inventor: SUENAGA WATARU
IPC: H01G9/00
Filed: 2002-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thin and high-performance anode element for valve action electrolytic capacitors and its manufacturing method, and to provide the electrolytic capacitors using the anode element.  <P>SOLUTION: Valve action metal powder is dispersed into a solvent A by a dispersant, and the dispersion solution of obtained valve action metal powder is dried by a freeze-dry lyophilization method to obtain the surface-treated valve action metal powder. Then, the surface-treated metal powder, a solvent B, and a binding agent are mixed to obtain a paint containing valve action metal powder, and a substrate is coated with the paint containing the valve action metal powder as a coated object. The manufacturing method of the anode element for valve action electrolytic capacitors includes a process for sintering after lifting the coated object. The anode element for valve action electrolytic capacitors is obtained by the manufacturing method. Then, the anode element for valve action electrolytic capacitors is armored with resin.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004004382-A (JP)
Title: Display liquid for electrophoresis display device
Inventor: WAKU TOSHIO
IPC: G02F1/167
Filed: 2002-06-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide display liquid for an electrophoresis display device utilizing particulates hardly flocculated and having high electrophoretic speed.  <P>SOLUTION: In the display liquid for the electrophoresis display device constituted by including at least one kind of electrifying particulates and an electrical insulating solvent, the electrifying particulates are constituted by including resin, a colorant and an electrifying agent, and the electrifying agent is a calixarene compound. As for the display liquid therefor, the electrifying particulates are aspherical particulates, that is, the ratio of the shortest particle diameter to the longest particle diameter of the electrifying particulates is 1:1.1 to 1:50, and the average particle diameter of the electrifying particulates is 0.01 to 50μm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004010660-A (JP)
Title: Method for producing insulated resin composition, insulated resin composition, multilayer wiring board and method for producing the same
Inventor: TAKANEZAWA SHIN
IPC: C08L63/04
Filed: 2002-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide an insulated resin composition which has flame retardancy without using a bromo compound, realizes high insulation reliability in a short insulation distance, and can response to fine wiring, and to provide a multilayer wiring board which realizes high solder heat resistance capable of responding to a lead-free state and the high extension of an insulated resin coating film capable of resisting to mechanical and thermal stress concentrations, and has excellent characteristics capable of responding to fine wiring in a roughed surface roughness Rz of 1 to 3.  <P>SOLUTION: This insulated resin composition is characterized by comprising an epoxy resin having biphenyl structures and novolak structures, an acrylonitrile-butadiene copolymer, a phosphorus-containing phenolic resin, a thermosetting agent, and a solvent having a solubility parameter of 7.5 to 10.5. Preferably, the phosphorus-containing phenolic resin is preliminarily dispersed in the solvent and then used. For example, the insulated layer of a multilayer wiring board having the insulated layer 6c between the first circuit layer 1a and the second circuit layer 1d comprises an insulated layer obtained by curing the above-described insulated resin composition.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004014198-A (JP)
Title: Electronic timer switch
Inventor: NAKANO SADAO
IPC: H01H9/54
Filed: 2002-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electronic timer switch with simple structure and low cost, without fluctuation of lagged time caused by a load.  <P>SOLUTION: The electronic timer switch, supplying electric power at least to one load L or F and a control circuit 14 by using an alternating current power source, comprises a sensor part 12A detecting the on-off state of a mechanical operation switch SW1 turning on and off the load L, and a control circuit 14A controlling an electronic circuit capable of operating the load F (or the load L) with lagged operation in compliance with the detected result of the sensor part 12A. The electronic timer switch, constructed with a simple structure, can be constructed by using only one mechanical switch SW1 to disuse costly component like power transformer, and reduces the fluctuation of lagged time caused by the load.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004012734-A (JP)
Title: Fixing device and image forming apparatus
Inventor: ARIGA TOMOE
IPC: G03G15/20
Filed: 2002-06-06
Abstract: <P>PROBLEM TO BE SOLVED: To attain the simplification of the structure, the miniaturization and the reduction of the cost of a thermal roller type fixing device and to suppress the deformation of an ejected sheet material such as curling and wrinkles by reducing stress to a sheet material by shortening warm-up time.  <P>SOLUTION: In a fixing device provided with a heating roller 1 and a pressure roller 2 pressed to the heating roller 1 through a belt 3, the belt 3 is laid by the pressure roller 2 and an extending member 4, and the extending member 4 is arranged at a position where the belt 3 is wound on the heating roller 1 from the tangent of a pressing part between the heating roller 1 and the pressure roller 2 without contacting with the heating roller. The extending member 4 is a sliding member, a semicircular member or a roller member and is arranged on an upstream side or on a downstream side in the moving direction of the belt 3. The coefficient of friction and the winding angle of the pressure roller 2 and the belt 3 are set larger than those of the extending member 4 and the belt 3, and the size of the extending member 4 is made smaller than that of the pressure roller 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004012875-A (JP)
Title: Image forming apparatus and control method
Inventor: CHIHARA HIROSHI
IPC: G03G15/20
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus and a control means, wherein the image forming apparatus including a fixing device with a film as a rotor in its structure reduces torque generated at the start of the rotation of the rotor and shortens control time required for a torque reducing process.  <P>SOLUTION: The image forming apparatus has the fixing device which includes: the rotor using the film in the form of an endless belt; and a heating means for applying heat to and increasing the temperature of a recording medium carried through a nip in conjunction with the rotation of the rotor via the film forming the rotor, and which fixes an image formed on the recording material. The image forming apparatus further includes a start instrucction means, speed control means, and abnormal rotation detecting means for the rotor. The increase of the temperature of the rotor is started at the same time that an instruction to start the rotor is given. If abnormal rotation of the rotor is detected after a predetermined period of time elapsed, the abnormal rotation detection means for the rotor is started again at least one time. Alternatively, the start instruction means and abnormal rotation detection means for the rotor are started again.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004017669-A (JP)
Title: Fuel tank device
Inventor: SAYAMA MITSURU
IPC: B60K15/03
Filed: 2002-06-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel tank device devised not to narrow the inside diameter of a part of each communicating hole by welding pressure under application of a frictional agitation welding method.  <P>SOLUTION: This fuel tank device 3 has a plurality of cylindrical tanks 4 and a communicating plate 7 connected to one end parts of these cylindrical tanks 4 and communicate these one end parts to each other. The communicating plate 7 is furnished with a plurality of mounting holes 14 to be engaged with the one end parts of the cylindrical tanks 4 and a plurality of communicating holes 15 to open to an inner peripheral surface of each of the mounting holes 14. An inner peripheral edge part of each of the mounting holes 14 and an outer peripheral edge part of the cylindrical tanks 4 engaged with it are connected to each other under the frictional agitation welding method, and an inner peripheral surface forming part of the communicating hole 15 exists within a range where the welding pressure under practice of the welding method. A pressure-proofing pipe 19 to support the welding pressure is fitted in each of the communicating holes 15 in this fuel tank device.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004016388-A (JP)
Title: Game machine, control method of game machine, and control program of game machine
Inventor: SUDA SATOSHI
IPC: A63F5/04
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To execute the sound presentation for attracting a player's interest and continuing the player's interest.  <P>SOLUTION: The game machine comprises a random number extracting part for extracting a random number by internal lot, a symbol selecting part for selecting a symbol corresponding to the extracted random number to display at least one symbol, a symbol display part for displaying the selected symbol, a sound data selecting part for selecting the sound data corresponding to the numeric value determined based on the extracted random number to produce an arbitrary sound from a plurality of sound data, and a sound reproducing part for synchronizing the selected sound data with the display of the symbol and reproducing the sound as an audible sound.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004017417-A (JP)
Title: Screw structure of twin screw extruder
Inventor: WATADA SATORU
IPC: B29C48/67
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To propose a screw structure of a twin screw extruder equipped with a kneading disk part reducing a large side force (that causes the outside diameter abrasion of a screw and the inside diameter abrasion of a cylinder and brings about not only the lowering of a kneading/mixing performance, but also the breakage of a screw shaft), while obtaining substantially the same kneading/mixing degree as a cross kneading disk.  <P>SOLUTION: A first kneading disk positioned at one end of four stacked kneading disks 1 is set at a 0 degree, and included angles of second, third and fourth kneading disks 1 positioned sequentially in the direction of the central axis are substantially set at 45, 135 and 90 degrees respectively.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004022769-A (JP)
Title: Lateral high breakdown voltage semiconductor device
Inventor: KIMURA ISAO
IPC: H01L29/78
Filed: 2002-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lateral high breakdown voltage semiconductor device which has a device breakdown voltage and a latchup tolerance that are the same as conventional ones, and which reduces an element region for an LDMOS transistor while increasing the driving performance of the transistor.  <P>SOLUTION: The lateral high breakdown voltage semiconductor device 100 comprises a field insulating film 16 formed on a semiconductor substrate 12 of a first conductivity type, and the LDMOS field effect transistor formed in an active region 32 on a semiconductor substrate 12. In the transistor, a heavily doped buried diffusion layer 102 of a first conductivity type embedded in a drift region of a diffusion layer 114 of a second conductivity type is formed continuously with a bottom 104 of a body of a first conductivity type. The doping concentration of the heavily doped buried diffusion layer 102 of the first conductivity type is lower than that of a heavily doped diffusion layer 130 of a first conductivity type, and is higher than that of a diffusion layer 26 of a second conductivity type.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004020964-A (JP)
Title: System for signal transmission to high-voltage power unit in image forming apparatus
Inventor: OKADA KATSUMI
IPC: G03G21/00
Filed: 2002-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a signal transmission system which prevents a high-voltage power unit from malfunctioning by suppressing the member cost for high voltage generation by the high-voltage power unit of an image forming apparatus.  <P>SOLUTION: The side of an engine control circuit 10 is equipped with a means of generating a 1st alternating control input signal (AC input signal B) and a 2nd alternating control input signal (DC voltage control signal A) which are different in frequency and a mixing means (composite unit 11) of mixing the two alternating control input signals of different frequencies that the said means generates and one transmission line transmits the mixed signals outputted by the mixing means to the high-voltage power unit; and the side of the high-voltage power unit 20 is equipped with an alternating signal separating and restoring means (first low-pass filter 21 and high-pass filter 24) of separating the mixed signals transmitted through the one transmission line and restoring them to the frequencies of the first alternating control input signal and second alternating control input signal respectively.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004016576-A (JP)
Title: Bed device
Inventor: HASHIBA SHOICHI
IPC: A47C19/22
Filed: 2002-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bed device which has simplified structures of a mount and a mattress and a massaging function with sufficient massaging effect.  <P>SOLUTION: This bed device is equipped with the mount 12 with a flat face for laying the mattress 11, a support shaft 22 erected on one end of the mount 12, and a head board 20 rotatably set on the tip end part of the support shaft 22. A massager is equipped inside the head board 20.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004029158-A (JP)
Title: Camera
Inventor: FUJIMURA YUICHI
IPC: G03B17/38
Filed: 2002-06-21
Abstract: <P>PROBLEM TO BE SOLVED: To move a shutter button to such position that it can be easily operated, without making a camera large-sized neither high-cost.  <P>SOLUTION: An operation panel 13 having a shutter button 18, a zooming lever 19, and a power switch arranged in one side thereon is freely turnably and vertically movably provided on the upper part 11a of a camera main body 11 via a shaft member 12 and is elastically energized toward the upper part 11a. The operation panel 13 has terminals 27a to 27d of the lower face engaged with holes 28a to 28d of the upper part 11a and has terminals 27a and 27b brought into contact with contacts 29a and 29b and is electrically connected to a camera main body 11 in a set state for right-handers. When recessed parts 13a and 13b are held to pull up the operation panel and turn it at 180° and then the pulling-up operation is stopped, the operation panel 13 is brought into close contact with the upper part 11a by an elastic energizing force, terminals 27a an 27d are engaged with holes 28d to 28a, terminals 27a and 27b are electrically connected to contacts 28d and 28c, and thus the operation panel is changed to a set state for left-handers.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004025204-A (JP)
Title: Laser beam machine
Inventor: YAMAZAKI ETSUO
IPC: B23K26/00
Filed: 2002-06-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laser beam machine that makes feedback control of laser output effective at an early stage and that enables output abnormality to be detected quickly and accurately.  <P>SOLUTION: Laser output command is given to a laser power source through a feedback control section, with laser generated through the laser power source. The output of a laser power sensor is amplified by an amplifier and compared to the output of a measurement simulation means, with the differential inputted in the feedback control section and the output abnormality detecting means. The measurement value simulation means continuously predicts the measurement of the laser output. A measurement input predicting means calculates the average power that will normally be outputted, as a measurement input predicted value on the basis of the data of laser output conditions. As the simulation means, a first order delay system for example can be employed. A differential signal inputted also in the output abnormality detecting means is compared with a predetermined reference range, with abnormality decision carried out.  <P>COPYRIGHT: (C)2004,JPO