baber/WOPTO huggingface dataset:
Patent JP-2003233349-A (JP)
Title: Liquid crystal display device
Inventor: NAKAMURA TETSUYA
IPC: G02F1/133
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To reduce power consumption of a liquid crystal display device.  <P>SOLUTION: A liquid crystal panel 16 having a plurality of liquid crystal cells 17 arranged in the directions of row and column is provided with a gate driver 22 and a source driver 23. A video signal processing circuit 24 converts video signals into display data processible by the source driver 23, and outputs them to a gradation level detection circuit 26 and the source driver 23. The gradation level detection circuit 26 detects the gradation levels of the display data, and outputs them to a control signal generation circuit 25 as gradation level information. Based on this gradation level information, the control signal generation circuit 25 controls a source output halt signal.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003231140-A (JP)
Title: Method for manufacturing transparent sheet and transparent sheet
Inventor: KURODA HIROYUKI
IPC: B29C41/32
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for simply and stably manufacturing a transparent sheet controlled in its surface state while ensuring thickness accuracy from a photosetting resin composition.  <P>SOLUTION: The photosetting resin composition, of which the polymerization is inhibited by oxygen, is cast on a flat support in a sheetlike state so as to obtain a constant thickness and irradiated with ultraviolet rays under an oxygen present environment and the cast resin layer is cured so that the surface layer on the side opposite to the surface coming into contact with the support of the cast resin layer becomes an uncured state and a transparent plastic film is bonded to the uncured surface by a roller under pressure. The cast resin layer is again irradiated with ultraviolet rays to cure the resin layer over the whole region thereof in a thickness direction, and the support and the transparent plastic film are transferred to the surface of a molded article. Thereafter, the plastic film is peeled and the molded sheet is peeled and recovered from the support to obtain the transparent sheet.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003167646-A (JP)
Title: Low usb interface connecting device and its memory storage device
Inventor: YEN SHENG SHUN
IPC: H05K1/14
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a memory card having the function of a USB interface card reader.  <P>SOLUTION: The card is provided with a connector part having height suitable for the height of the internal space of a standard USB interface slot socket so that the connector can be inserted into the standard USB interface slot socket and the set of metallic terminals constituted of a plurality of metallic sheets, and disposed on the connector part. Each of those metallic sheets is provided with a first edge disposed in the connector part and a second edge extended to the outside of the connector part, and the first edge of each metallic sheet of a metallic terminal assembly is brought into contact with the internal electronic signal of the standard USB interface slot socket, and the second terminal of each metallic sheet is soldered to a printed circuit board or a signal connection line as a solder joint part so that a circuit loop can be formed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003231050-A (JP)
Title: Method of machining alloy compact for magnet, and magnet and machining device
Inventor: UNO HISAHIRO
IPC: B24B19/26
Filed: 2002-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of efficiently and accurately machining a peripheral arc surface part of a bow-shaped body formed of an alloy compact for a magnet.  <P>SOLUTION: In this method of machining an alloy compact for a magnet, when machining the arc-like peripheral surface of the alloy compact W for a magnet, two surfaces or more of the peripheral surface except the arc-like peripheral surface of the compact are made to abut on a groove part a2 of a guide rail (a) running in parallel with the center axis of a circle of the arc-like peripheral surface. A cylindrical grinding wheel (b) having an inner blade is arranged in a direction, in which the center axis of a cylindrical rotary grinding wheel and the center axis of the arc-like peripheral surface of the compact are arranged in parallel with each other, and the compact is moved for machining on the guide rail, while rotating the cylindrical grinding wheel having the inner blade.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003083135-A (JP)
Title: Evaporated fuel processing device for internal combustion engine
Inventor: OSANAI AKINORI
IPC: F02D41/00
Filed: 2002-02-13
Abstract: PROBLEM TO BE SOLVED: To detect purge air amount without using an exclusive air flow meter, regarding an evaporated fuel processing device for processing evaporated fuel generated within a fuel tank by purging. SOLUTION: This device is provided with a canister for adsorbing fuel vapor generated within the fuel tank and a purge control valve arranged between the canister and an intake passage. Flow rate QPG of purge gas flowing in the purge control valve is determined (step 192 and 194). A fuel injection quantity correction coefficient FGPG is determined to prevent an air-fuel ratio deviation caused by purge gas. Based on the fuel injection quantity correction coefficient FGPG, a fresh air ratio PGFRSH showing the ratio of purge air in purge gas is determined (step 196). Based on purge gas flow rate QPG and the fresh air-ratio PGFRSH, purge air amount QPG×PGFRSH is determined. The value is integrated to determine integrated purge air amount SUMQPG (step 198).
Patent JP-2003238124-A (JP)
Title: Method for manufacturing carbon nanotube
Inventor: ANDO HIDEYASU
IPC: C01B31/02
Filed: 2002-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a carbon nanotube with less defects and of high quality in a high yield by applying a nanotechnology.  <P>SOLUTION: In generating a direct-current arc plasma by a plasma gun in a plasma gas atmosphere and exposing a target substrate comprising a carbon component to the direct-current arc plasma, a direct current is applied between the target substrate and the plasma gun to generate a transferring arc between them, where the target substrate is heated and decomposed to synthesize a carbon nanotube on a surface of the target substrate.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003239200-A (JP)
Title: Method for producing three-dimensional fiber molded product
Inventor: ISHIKAWA MASATAKA
IPC: D21J3/00
Filed: 2002-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing a bulky three-dimensional fiber molded product having an outer surface with the shape to which the inner surface shape of a mold is transferred well by using one mold.  <P>SOLUTION: A composition containing water and a surfactant is bubbled by adding an external force so as to have ≥20 vol.% bubble content, and fibers are dispersed so as to have 10-70 wt.% fiber content to provide a fiber- containing foam. The interior of the mold 13 is charged with the fiber-containing foam, and the fiber-containing foam is dried in the mold.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003237158-A (JP)
Title: Inkjet recorder
Inventor: INOGUCHI HIDEHIKO
IPC: B65H29/20
Filed: 2002-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inkjet recorder which has a high reliability and can effectively utilize a space in the periphery of the apparatus.  <P>SOLUTION: The apparatus is configured to sequentially transfer a recording paper P from a region where recording by a recording head 18 is completed to a U turn means 41.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003247149-A (JP)
Title: Round knitted fabric having excellent snagging resistance
Inventor: MIZUKI MITSUO
IPC: D04B1/00
Filed: 2002-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a round knitted fabric having excellent snagging resistance by a simple method using an ordinary knitting process and an ordinary dyeing process without deteriorating a feeling of the knitted fabric.  <P>SOLUTION: In this round knitted fabric comprising a yarn having a total fineness of 30 to 120 dtex and having the excellent snagging resistance, the knitted tissue of the round knitted fabric is smooth and a distance X between adjacent needle loops is ≤0.1 mm. The round knitted fabric is obtained by knitting the yarn having the prescribed total fineness to produce the round knitted fabric having the smooth tissue, and then subjecting the knitted fabric to a pre-setting treatment in prescribed conditions, when the knitted fabric is dyed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003240696-A (JP)
Title: Device and method for measuring adsorption amount of adsorbent
Inventor: IWADE YOSHINORI
IPC: G01N5/02
Filed: 2002-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device in which an adsorption amount of an adsorbent can be accurately measured at a high temperature.  <P>SOLUTION: A sample containing part 1 to store an adsorbent 11 and a magnet 2 are connected through a connecting part 3 which are located in a first thermostatic chamber 5. A magnetic floating balance 6 is provided over the first thermostatic chamber 5. By utilizing attractive force between an electromagnet 7 of the magnetic floating balance and the magnet 2, the sample containing part 1 is hung in the midair of the first thermostatic chamber 5. A feeding part 8 which can control the amount of a feed material is provided to feed a material to be adsorbed to the adsorbent 11 in the first thermostatic chamber 5.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003237254-A (JP)
Title: Delivery slip
Inventor: SHINOHARA AKIYOSHI
IPC: B41M5/136
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To propose a delivery slip, the optical reading of the characters and bar codes reproduced on each form of which are specially improved, under the condition that a no-carbon duplicating structure is provided and the water resistance of a pasting slip is improved.  <P>SOLUTION: This delivery slip has the no-carbon duplicating structure under the condition that an electron donative color developing agent having absorption at the range of 600 to 750 nm is included in microcapsules of microcapsule layers respectively applied to the respective rear surfaces of an upper paper and of a middle paper so as to improve the reading of the characters and the bar codes.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003235626-A (JP)
Title: Synthetic resin card case
Inventor: TAKEDA YUKITOSHI
IPC: A45C11/00
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a synthetic resin card case capable of preventing cards accommodated in card accommodating parts from slipping off, and allowing a person to dangle the card case around his or her neck.  <P>SOLUTION: This card case is made out of a soft transparent synthetic resin, is foldable into two while sharing a surface side part 1, and has the pair of card accommodating parts 4 respectively having opening parts 3 oppositely to each other, at its inner side. A pair of partitioning sheets 12, 12 made out of the soft transparent synthetic resin and having constricted parts 11 foldable into two at a central part, are respectively inserted into the card accommodating parts.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003236562-A (JP)
Title: Method for treating boron-containing waste water
Inventor: SAWADA TSUTOMU
IPC: C02F1/58
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for treating boron-containing waste water, by which boron is efficiently and economically removed and contents of chlorine and sulfur compounds in sedimentary sludge are reduced, in the method for removing boron from the boron-containing waste water.  <P>SOLUTION: Boron is efficiently and economically removed by adding a calcium salt to the boron-containing waste water and treating the resulting coagulated substance as the first step and subjecting the supernatant water from the first step to alternate and multistage addition of the calcium salt and an aluminum salt as the second step.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003238606-A (JP)
Title: Method for producing vinyl chloride resin
Inventor: SHIMIZU MIKIO
IPC: C08F2/20
Filed: 2002-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing a vinyl chloride resin with a high bulk density and a high degree of polymerization which can be economically produced.  <P>SOLUTION: The method for producing a vinyl chloride resin comprises suspension polymerization of a vinylic monomer consisting mainly of vinyl chloride monomer in an aqueous medium containing a dispersant by a polymerization initiator using a polymerization vessel equipped with a reflux condenser, wherein (A) a partially saponified polyvinyl alcohol with a degree of saponification of 68 to 76 mol%, (B) hydroxypropyl methyl cellulose, (C) polyethylene oxide with a viscosity-average molecular weight of 2 million to 8 million, and (D) hydroxypropyl cellulose are added as the dispersant, and the polymerization is carried out at the polymerization temperature of 40 to 55°C.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002321708-A (JP)
Title: Charging method and charging guide unit for solid materials in continuous transfer system bagging machine
Inventor: IKEMOTO IWAO
IPC: B65B1/06
Filed: 2002-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a continuous transfer system bagging machine which charges a solid material into a bag vertically suspended and continuously and linearly transferred in the horizontal direction wherein miniaturization and a high speed of a charging guide unit can be attained and failure of charging of the solid material is prevented. SOLUTION: The charging guide unit includes a reciprocating/swinging upper side hopper 3 along a transfer direction of a bag 1 centered on a supporting point axis 5 of an upper center and a lower side hopper 4 which is positioned under the hopper and reciprocates/moves and rises/falls along the transfer direction of the bag 1. When the upper side hopper 3 and the lower side hoper 4 swing or move toward the transfer direction of the bag, these are both swing or move in synchronization with the bag, and the lower side hopper 4 simultaneously goes down to insert its opening 8 at a lower end into an opening of the bag. The solid material dropped down from a shoot of a quantitative measuring instrument are guided by the upper side hopper 3 and the lower side hopper 4 to be securely charged into the bag.
Patent JP-2003246298-A (JP)
Title: Jet propulsion boat
Inventor: MATSUDA YOSHIMOTO
IPC: B63H11/08
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a jet propulsion boat in which a water inlet can be formed without increasing the number of components.  <P>SOLUTION: This jet propulsion boat is constructed to be propelled by a water jet pump P driven by an engine E and a cooling section of the boat is cooled with water taken from inside the water jet pump. A clearance 2 is formed in a mating surface between a component (a front casing section 21Cf) present in the water jet pump P and a component (a rear casing 21Cr) present in the water jet pump P, and then water is taken through the clearance 2.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003241412-A (JP)
Title: Method and device for forming image
Inventor: ABE NAOTO
IPC: G03G15/00
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for forming an image and an image forming device so as to provide an electrophotographic image of sufficiently high picture quality by using a toner having a decreased particle size.  <P>SOLUTION: In the method for forming an image, a latent image formed on an electrophotographic photoreceptor having a surface layer containing a binder resin and a polymer formed from a compound having a polymerizable functional group is developed with a developer using the toner which has the following properties: the ratio (Dv50/Dp50) of the 50% volume particle size (Dv50) to the 50% number particle size (Dp50) ranges from 1.0 to 1.5; the ratio (Dv75/Dp75) of the cumulative 75% volume diameter (Dv75) from the largest volume diameter to the cumulative 75% number particle size (Dp75) from the largest number diameter ranges from 1.0 to 1.20; and the number of toner particles having ≤0.7×(Dp50) particle size is ≤10 number%.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003246741-A (JP)
Title: Oral skin improver, food composition for skin improvement and skin improvement process
Inventor: SAKAI ATSUSHI
IPC: A61K35/57
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an oral skin improver essentially comprising a shell membrane or its hydrolysate which shows a good skin-improving effect via oral ingestion as a new usage of shell membranes, a food composition for skin improvement containing this and a skin improvement process.  <P>SOLUTION: The oral skin improver contains a shell membrane or its hydrolysate. The food composition for skin improvement contains the oral skin improver. The skin improvement process employs the oral skin improver or the food composition.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003250120-A (JP)
Title: Digital camera
Inventor: WATANABE GIICHI
IPC: G03B17/40
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a means capable of easily setting an automatic operation of a camera from the standpoint of general-purpose.  <P>SOLUTION: The digital still camera comprises: a system control section 2 for controlling the entire digital still camera; an imaging section 3 comprising an optical system component or the like provided for imaging; an image processing section 4 for applying various image processes to an image signal obtained by the imaging section 3; a display control section 5 for applying processing to an image signal processed by the image processing section 4 to display the processed image signal to an LCD; the LCD 6 for displaying an image; a recording medium interface section 7 for interfacing a recording medium; a recording medium 8 for storing various information items associated with the compressed image signal and an image; and a hard key interface section 9 comprising a sub CPU or the like provided to detect a state of a user interface such as a key and a dial and for main power control to a main CPU.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003257051-A (JP)
Title: Optical pickup device and optical disk drive
Inventor: KITABAYASHI JUNICHI
IPC: G11B7/135
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical pickup device, by which the information regarding the positional control of an objective lens is accurately obtained without introducing the scale expansion and the cost increase.  <P>SOLUTION: Return luminous flux reflected by a recording surface are diffracted to the direction corresponding to the tangential direction of a track (Y-axial direction) by a hologram element 57 and received by a photodetector 59. Thus, in a plurality of diffraction areas 57b, 57c divided by a dividing line in the direction corresponding to the tangential direction of the track, the ranges of the incident angle of the return luminous flux in the surface (XZ plane) including the return luminous flux incident to the hologram element and the diffracted light become almost the same, then the inclusion of the error component in a signal outputted from the photodetector is suppressed, which is caused by the difference in the diffraction efficiency.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003257730-A (JP)
Title: Magnet roller, developing roller, developer, and method of manufacturing magnet roller
Inventor: TANI RITSU
IPC: G03G15/09
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnet roller that can prevent a reduction in inserting force and a variation in amount of shrinkage at the time of inserting a core bar into a resin-made cylindrical magnet, and an occurrence of a positional deviation between the resin-made cylindrical magnet and the core bar after the roller is mounted on an actual machine after the core bar is inserted into the cylindrical magnet.  <P>SOLUTION: This magnet roller is constituted by press-fitting the columnar core bar 1 in a hollow section of the cylindrical magnet 2 obtained by heat- melting a mixture of a resin material, such as rubber, plastics, etc., and a ferromagnetic material and extrusion molding the melt into a pipe-like shape while a magnetic field is impressed upon the melt. In this magnet roller, a fixing member 11 which is engaged with one end face of the magnet 2 in the axial direction is fixed to the core bar.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003253936-A (JP)
Title: Vehicle, electronic key, data processor, and vehicle control method
Inventor: SHINADA SATORU
IPC: B60R25/24
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vehicle, an electronic key, a data processor, and a vehicle control method, and to achieve more simplified control of the vehicle than ever before by applying the electronic key, the data processor, and the vehicle control method to vehicle control of rented vehicles, for instance.  <P>SOLUTION: According to the vehicle control method, traveling record data is obtained via the electronic key 2A for operating a door lock of the relevant vehicle 4A.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003258081-A (JP)
Title: Manufacturing method for semiconductor device
Inventor: IWASAKI ATSUSHI
IPC: H01L21/302
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a semiconductor device by which a protrusion (micro pyramid) of a micro order, which causes inconvenience when trench etching is formed, is prevented.  <P>SOLUTION: The surface of a semiconductor substrate of Si is oxidized to form an Si oxide film. A pattern is formed by A & E process. Then, with the Si oxide film having the pattern as a mask, a trench is formed in the semiconductor substrate barely formed in an opening of the mask, in the method for manufacturing the semiconductor device. This method comprises a first process wherein isotropic dry etching is performed for the semiconductor substrate while constraining RF power, and a second process wherein anisotropic dry etching is performed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003257429-A (JP)
Title: Preparation method of iron-containing olivin manganese lithium phosphate and battery using the same
Inventor: NUMATA KOICHI
IPC: H01M4/58
Filed: 2002-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inexpensive positive electrode active material for a lithium ion secondary battery capable of keeping high energy density even after a cycle when used as a nonaqueous electrolyte secondary battery positive electrode active material.  <P>SOLUTION: This preparation method of iron-containing olivin manganese lithium phosphate which includes 15-45 mole% of iron to manganese uses iron- containing manganese compound oxide in which iron and manganese are coprecipitated as a raw material. The positive electrode active material for the nonaqueous electrolyte secondary battery is comprised of the iron-containing olivin manganese lithium phosphate obtained by the above preparation method.  <P>COPYRIGHT: (C)2003,JPO