baber/WOPTO huggingface dataset:
Patent JP-2003252880-A (JP)
Title: Highly phosphorescent triphenylene derivative
Inventor: MATSUMOTO HIDEYUKI
IPC: C07F7/08
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To establish a synthetic method for introducing an alkylsilyl group as a substituent to a triphenylene to obtain the triphenylene having the alkylsilyl group generates strong phosphorescence and has an high conversion rate of phosphorescence as compared with those of conventional strongly phosphorescent substances, and also has advantages such as increased processability since it is soluble in an organic solvent.  <P>SOLUTION: This highly phosphorescent triphenylene derivative is a compound expressed by attaching a silyl group expressed by general formula: SiR<SB>3</SB>(wherein, R's are each H, an alkyl, vinyl or an aryl, and at least 2 of the R's are each the alkyl) to a triphenylene skeleton.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003255497-A (JP)
Title: Method for producing color proof
Inventor: SASAGAWA MASAYUKI
IPC: G03C5/08
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing a color proof by which required dot gains are obtained using a silver halide color photosensitive material without deteriorating maximum density and a white background.  <P>SOLUTION: In the method for producing the color proof by superposing a black-and-white dot image film subjected to color separation and dot image conversion on a silver halide color photosensitive material and carrying out contact exposure, the ratio of the maximum to the minimum of exposure times in which the dot gain of each of yellow, magenta, and cyan images formed in the silver halide color photosensitive material becomes 10% and 16% is 1-2, and at a wavelength at which the spectral sensitivity of each silver halide emulsion becomes maximum, the reflection density of the raw sample is 1.0-2.0.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003259218-A (JP)
Title: Cmos image sensor with sensitivity capable of being increased
Inventor: FUNAKOSHI JUN
IPC: H04N5/341
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To improve the sensitivity of a CMOS image sensor.  <P>SOLUTION: This image sensor has a plurality of pixel circuits PX each having a first transistor N2 controlled by a detection signal generated by a photoelectric converter PD in a pixel and a second transistor N3 connected to the first transistor and controlled by a selection line ROW, and a common amplifier circuit provided in common to the plurality of pixel circuits and having a third transistor N12 connected to the first transistor N2 in parallel and a current circuit for feeding current to the first and third transistors. The first transistor N2 in a pixel circuit selected by the selection line and the third transistor N12 in the common amplifier circuit constitute an amplifier circuit for amplifying the detection signal npd. The first transistor controlled by the detection signal in the pixel circuit and the third transistor in the common amplifier circuit provided in common to the plurality of pixel circuits constitute the amplifier circuit, and the detection signal in the pixel is directly amplified by the amplifier circuit. Then, sensitivity can be increased.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003250905-A (JP)
Title: Medical guide wire
Inventor: WATANABE NOBORU
IPC: A61L31/00
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a medical guide wire which makes the suitable guide wire rapidly identifiable by appearance on a medical treatment site while maintaining the contrast property of the medical guide wire inserted into the body.  <P>SOLUTION: The medical guide wire has a core-wire which has a distal end side inner core portion and a body side inner core portion and consists of a wide-strain range and high-elasticity Ni-Ti-base alloy wire, a first covering layer which covers the entire part of the core-wire and is formed by compounding 50 parts by weight fine powder of tungsten with 100 parts by weight polyurethane resin, a second covering layer which covers the first covering layer and is formed by compounding 1 part by weight isoindolinone with 100 parts by weight polyurethane resin, and a hydrophilic coating layer which is formed on the surface of the second covering layer and consists of a polyethylene oxide and the appearance over the entire surface of the medical guide wire is yellow.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003259163-A (JP)
Title: Digital camera and program
Inventor: AOKI TAIZO
IPC: G03B17/18
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a digital camera which can easily and efficiently display photographic information that a user desires.  <P>SOLUTION: The user previously selects a desired display style of displaying photographic information from a plurality of display styles through an operation part 45. A photographic information display setting part 32 sets the display style the user desires as setting information 33a to a photographic information image generating part 33. When a switching button 13 for switching the display contents of an LCD 5 is pressed during live view display, etc., a display switching signal generating part 31 generates a switching signal and the photographic image generating part 33 refers to the setting information 33a in response to the switching signal, selects the display style that the user desires from the plurality of display styles, and generates and displays a photographic information image on the LCD 5.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003251568-A (JP)
Title: Grinding wheel
Inventor: SAKUMA RYUICHI
IPC: B24D7/10
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a grinding wheel which can effectively perform the dressing of grindstones.  <P>SOLUTION: A plurality of grindstone chips 46 are disposed in a substantially continuous manner on one side surface of a disk-like base plate 40 along a circumferential edge part thereof, and a dressing member 48 to feed free abrasive grains to a surface to be ground is provided on an inner side of the grindstone chips. The dressing member 48 is constituted of a formed body which holds abrasive grains by a binder consisting of aqueous polyurethane resin so that resin solids are contained at the rate of 0.3 to 5 pts.wt. based on 100 pts.wt. of abrasive grains.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003250386-A (JP)
Title: Fishhook having string
Inventor: MIYAZAWA YUKINORI
IPC: A01K83/00
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fishhook having a string easily attached to a fitting point of a tackle or a lure without entanglement.  <P>SOLUTION: The fishhook having the string A comprises a fishhook 1, a string 2 fixed to the fishhook 1 and a wire 3 having larger elasticity than that of the string 2 inserted through a hollow part 2d of the string 2. The fishhook 1 is formed of a hook point 1a on one end, a curved hook 1b, a straight part 1c and a ring 1d on the other end. The string 2 is formed to have a hollow shape and flexibility by braiding a plurality of yarns mainly using a synthetic fiber or an aramid fiber. The string A is folded in the middle of the longitudinal direction to form a ring 2a. One end 2c is inserted into the hollow part 2d through a stitch of the braided fiber, folded in the middle and overlapped to a base end 2b to form internal and external double layers with forming the straight part from the ring 2a to the base end 2b to be an axis 2e. The wire 3 is made of a synthetic resin wire or a metal wire.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003256406-A (JP)
Title: Signal processing method and processor by inverse laplace transform
Inventor: YONEMOTO AKIHIRO
IPC: G06F17/10
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a signal processing method and a processor applying FFT-type numerical value inverse Laplace transform, capable of improving the error.  <P>SOLUTION: The inverse Laplace transform of F(s)/s<SP>i</SP>is performed for that of F(s) when the signal F(s) of a complex frequency domain is transformed to a signal f(t) of a time domain by FFT-type numerical value inverse Laplace transform, and then differentiation of i-stage is performed. The significant error can not be found in at least t<;1.89T (in case of i=1), as a preferred example, in t<;1.99T (in case of i=4), though with respect to the conventional technology, the significant error is found in the time domain of t<;T in the desired time domain 0<;T<;2T, with respect to a step function.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003256474-A (JP)
Title: Device and method for retrieval document, and recording medium
Inventor: ITO HIDEO
IPC: G06F17/30
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To conduct ranking retrieval based on adaptation in which relative significance between retrieval words is reflected favorably.  <P>SOLUTION: A document retrieval device 100 is provided with a document storage means including a hard disk 4 stored with a document group and a document number for indicating each document in the document group, a retrieval word storage means including the hard disk 4 stored with a retrieval word group, and a document ranking means including a CPU 22 for acquiring all the sets comprising the document number and the score of the document where the retrieval word included in the retrieval word group appears, in the document group, so as to calculate an appearance distribution of the scores, and for correcting the score based on a difference between the retrieval words to conduct document ranking, and including a memory 3.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003255037-A (JP)
Title: Positioning method and device using gps
Inventor: TERANISHI KOICHIRO
IPC: G01S19/20
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a positioning method using a GPS, in which the TTFF (Time To First Fix) can be made as rapid as possible, when a positioning device using the GPS is started up after the elapsed time of Ephemeris information exceeds its lifetime.  <P>SOLUTION: Each orbital information of a plurality of GPS satellites stored in a storage section is monitored as to whether the elapsed time exceeds respective lifetime established beforehand. As a result of monitoring, in the case orbital information exceeding the lifetime is detected from the orbital information of the plurality of GPS satellites, the orbital information is updated, when the acquisition of new orbital information is completed about the orbital information exceeding the lifetime. The calculation of positioning is determined as to whether the orbital information exceeding the lifetime is used. A positioning result calculated to which an index representing reliability of positioning accuracy is added, is output on the basis of the determined result.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003226652-A (JP)
Title: Agent for inhibiting toxicity of helicobacter pylori
Inventor: NISHINAGA EIJI
IPC: A61K38/46
Filed: 2002-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide an agent for inhibiting the toxicity of Helicobacter pylori, having high activities for inhibiting the toxicity of lipopolysaccharide which is an inflammatory-inducing material of the Helicobacter pylori, and effective for prevention and treatment of gastrointestinal disease such as gastritis, stomach ulcer and duodenal ulcer.  <P>SOLUTION: This agent for inhibiting the toxicity of the Helicobacter pylori contains lysozyme as an essential component.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002335406-A (JP)
Title: Image encoder, image decoder and computer-readable recording medium
Inventor: OJI KENSAKU
IPC: H04N19/14
Filed: 2002-03-06
Abstract: PROBLEM TO BE SOLVED: To provide an image encoder and decoder by which a maximum compression rate can be obtained with image quality at a visually prescribed level or more. SOLUTION: The image encoder is characterized by having a pixel value conversion processing means that uses a pixel value conversion table to reduce a pixel value area whose visual deterioration can hardly be sensed to convert a pixel value of a received image and an image encoding processing means that encodes the image whose pixel value has been converted.
Patent JP-2003307654-A (JP)
Title: Optical fiber connector and manufacturing method thereof
Inventor: KUMAGAI TOSHIKI
IPC: G02B6/44
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical fiber connector having a structure in which coated optical fibers are arrayed at a narrow pitch.  <P>SOLUTION: The optical fiber connector 1 is equipped with an optical fiber tape 3 in which optical fibers 2 are arrayed in a belt-like manner at a 250 μm pitch and a ferrule 4 in which core fibers 23(1)-23(8) of each optical fiber 2 taken out from the optical fiber tape 3 are arrayed and held at a 125 μm pitch. With the tip end portion of the existing optical fiber tape 3 folded in two in the longitudinal direction, the core fibers 23(1)-23(4) extending from the upper folded part 31 and the core fibers 23(5)-23(8) extending from the lower folded part 32 are alternately arrayed, so that the optical fiber connector, in which optical fibers are arrayed at a 125 μm pitch, can be easily manufactured.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003252461-A (JP)
Title: Paper feeding mechanism for image forming device
Inventor: HORI TAKASHI
IPC: B65H3/04
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a paper feeding mechanism for an image forming device capable of improving paper feeding performance and handling force, and capable of lengthening a service life of a paper feeding belt in a technique using the paper feeding belt.  <P>SOLUTION: In a take-out unit 211 for an image forming device conveying recording paper fed to an electrophotographic processing part by a paper feed roller 211a, a paper feeding belt 211d is bridged between the paper feeding roller and an upper sorting roller 211b sorting only one sheet of recording paper fed by the paper feeding roller to guide to the electrophotographic processing part. The width of the paper feeding belt is set wider than that of a lower sorting roller 211c. While both end parts of the paper feeding belt located outside from a lower sorting roller are formed with an irregular cross- section extended in the width direction, and the central part of the paper feeding belt facing the lower sorting roller is formed flat and smooth. Thereby, the friction coefficient of the both end parts of the paper feeding belt is set larger than that of the central part.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262413-A (JP)
Title: Ejector cycle
Inventor: TAKEUCHI HIROTSUGU
IPC: F25B41/00
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To cause a sufficient amount of refrigerant to flow in an evaporator in an ejector cycle.  <P>SOLUTION: The pressure loss of a refrigerant passage through which suction flow flows is set to be as small as possible so that, when the flow rate of refrigerant in the evaporator 30 is equal to a predetermined flow rate, the total pressure loss Δpall of the suction flow is less than an increase Δpej of pressure in an ejector 40. More specifically, 1) a restrictor 60 is installed in a position that is as close to the evaporator 30 as possible in the flow of refrigerant; 2) the ejector 40 is integrated with a gas-liquid separator 50; 3) the gas-liquid separator 50 is integrated with the evaporator 30; 4) the ejector 40, the gas-liquid separator 50, and the evaporator 30 are integrated together; and 5) the diameter of the refrigerant piping is made as large as possible.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003261861-A (JP)
Title: Cerium-based abrasive material and evaluation method for dispersibility thereof
Inventor: ITO AKIFUMI
IPC: B24B37/00
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cerium-based abrasive material having excellent dispersibility, capable of being rapidly dispersed in a solvent to form a uniform slurry and capable of keeping a dispersed state, and a method capable of simply evaluating the dispersibility of the cerium type abrasive material from the abrasive material in a dry state.  <P>SOLUTION: In the cerium type abrasive material containing cerium oxide as a main component, a relation of 1≤DA/DN≤10 is formed between the particle size (DN) of abrasive particles measured by a BET method and the particle size (DA) of abrasive particles measured by an air permeation method. In the evaluation method for the dispersibility of the cerium type abrasive material, the particle sizes of abrasive particles are calculated by two kinds of measuring methods, that is, the BET method and the air permeation method and the ratio of both of them is calculated.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002338676-A (JP)
Title: Process for producing polyester
Inventor: HARA ATSUSHI
IPC: C08G63/88
Filed: 2002-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a process for producing a polyester which is excellent in long-term continuous moldability and can give a molded article, particularly a heat-resistant hollow molded article, excellent in transparency and high- temperature dimensional stability and undergoing little change in the rate of crystallization. SOLUTION: The process for producing a polyester involves a step (a) of producing an oligomer by subjecting an aromatic dicarboxylic acid or its functional derivative and a glycol or its functional derivative to esterification or transesterification, a step (b) of subjecting the oligomer obtained in the step (a) to melt polycondensation, a step (c) of treatment with water by bringing the polyester obtained in the step (b) into contact with water, a step (d) of contact treatment by bringing the polyester obtained in the step (c) into contact with a member comprising a crystalline thermoplastic resin, and a step (e) of removing fines and/or materials in a film form from the polyester obtained in the step (d).
Patent JP-2003263401-A (JP)
Title: Arbitration circuit and arbitration method
Inventor: KOBAYASHI SHINICHIRO
IPC: G06F13/362
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an arbitration circuit and an arbitration method allowing the use of more resources for blocks with high priority and allowing the average use of resources for all the blocks.  <P>SOLUTION: Entropy codes are generated using priority. Each generated code is extended to a code with the most number of bits ('X' in this case). Further, the extended codes are reversed (called a 'state' in this case). The arbitration circuit carries out round robin from '00000' to '11111' in sequence. According to the round robin of the arbitration circuit, the order of use authorization of resources is A, C, B, E, A, D, B, F, A, C-A, D, B, H, and the resources are usable at a certain fixed rate even if the priority is low, without converging on a certain block.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003267308-A (JP)
Title: Packing machine
Inventor: SAKAKI YASUNORI
IPC: B65B13/18
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To easily perform the fine adjustment of a band tying position.  <P>SOLUTION: A packing machine 10 is a horizontal semi-automatic packing machine with a sealing device 14 and a band feeding device 16 provided on a body 20. The body is connected to and supported by an axle 44 of a wheel 40-f slidably in the axial direction thereof. The body 20 is movable in the axial direction of the axle 44 by tilting an adjustment lever 58, and the body is arbitrarily held at a moving position with respect to the axle by operating a predetermined stopper means 74.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003260412-A (JP)
Title: Array-type ultrasonic transducer
Inventor: NAKASONE HIROYUKI
IPC: B06B1/06
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an array-type ultrasonic transducer capable of efficiently transmitting ultrasonic waves generated by a piezoelectric vibrator to the outside over a wide band and wide in a range showing the directivity in the width direction of the piezoelectric vibrator.  <P>SOLUTION: In the array-type ultrasonic transducer, a plurality of ultrasonic transducers, each of which comprises the piezoelectric vibrator having an acoustic matching layer provided on one surface thereof and is characterized in that the length in a longitudinal direction is 2-200 times with respect to the length in a width direction, are parallelly arranged on a sound absorbing material through a gap along the width direction of the piezoelectric vibrator so that the acoustic matching layers become an upper side. The acoustic matching layers are extended so as to exceed both end parts in the width direction of the piezoelectric vibrators.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003269898-A (JP)
Title: Composite laminated body and bulletproof helmet
Inventor: KAWASHIMA GIICHI
IPC: B32B27/32
Filed: 2002-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a composite lamination formed body and a helmet with superior bullet resistance, handling characteristics, coating characteristics and cutting resistance or the like.  <P>SOLUTION: The composite lamination formed body is formed by providing a second layer member formed by an Aramid fiber woven fabric and phenolic resin on both faces of a first layer member composed of a polyethylene shield. The bulletproof helmet is formed by molding the composite laminated molding.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003270414-A (JP)
Title: Reflecting mirror
Inventor: IKETANI SHIGERU
IPC: G02B5/08
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a reflecting mirror which can reflect light entering through a substrate with sufficient reflectance and which has high adhesiveness between the reflecting film and the substrate.  <P>SOLUTION: In the reflecting mirror having a substrate 1 and a reflecting film 3 which reflects light entering the substrate 1, the mirror has an intermediate layer made of zinc sulfide 2 between the substrate 1 and the reflecting film 3. The reflecting film 1 is formed on the intermediate layer 2.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003272697-A (JP)
Title: Liquid fuel direct supply fuel cell
Inventor: OKUYAMA RYOICHI
IPC: H01M8/24
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a liquid fuel direct supply fuel cell that can be made compact.  <P>SOLUTION: This is a liquid fuel direct supply fuel cell that comprises unit cells 101, 102 which have arranged a pair of a negative electrode and a positive electrode through an electrolyte made of a proton conductive polymer electrolyte and supplies a liquid fuel to the negative electrode and an oxidizer gas to the positive electrode of the unit cells 101, 102 and obtains electromotive force. It comprises at least one through hole 1010, 1020, 160, and 170 for introducing the air by natural diffusion or natural convection from the atmosphere.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003269633-A (JP)
Title: Exhaust valve
Inventor: FUJITA SATOYUKI
IPC: F16K31/18
Filed: 2002-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an exhaust valve closing after completing the exhaust even when a pressure in a inlet side is high.  <P>SOLUTION: A valve chest 3 having an inlet 4 and an outlet 5 opened in its lower part and in its upper part respectively is formed of a casing comprising a body 1 and a lid 2. A valve seat 6 is formed between the valve chest 3 and the outlet 5. The body 1 is integrally provided with a plurality of ribs 9 projecting to the inside in the inner wall of the valve chest 3 and a cylindrical bottomed float receiver 10 having a through hole 11 in its bottom is fixed to the inside of the rib 9. A spherical float 12 is disposed in the float receiver 10 in the free state. A lowering position adjusting member 13 adjusting the lowering position of the float 12 is screwed to the bottom part of the float receiver 10 and loosely fixed thereto by a lock nut 14. The lowering position adjusting member 13 is integrally provided with a barrier member 15 obstructing the straight passing of the fluid from the inlet 4 to the through hole 11 in its upper part.  <P>COPYRIGHT: (C)2003,JPO