baber/WOPTO huggingface dataset:
Patent JP-2002299372-A (JP)
Title: Semiconductor device, manufacturing method of the semiconductor device and packaging method of the semiconductor device
Inventor: NAKAJIMA SATOSHI
IPC: H01L21/3205
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To resist shear stress due to material expansion and contraction in a planar direction by reducing thickness in module formation. SOLUTION: A semiconductor device 20 has a surface electrode 3, provided to a surface where a semiconductor chip is formed and a side electrode 10, which is conductively connected to the surface electrode 3 and formed in a groove shape in a side almost vertical to a packaging surface of the semiconductor device 20. Since a bonding load during packaging can be reduced and sharing stress in the planar direction is not applied to a semiconductor chip, it is possible to restrain changes in the characteristics of a semiconductor chip and prevent breakage. Furthermore, it is possible to surely carry out connections between an electrode of a semiconductor device and a substrate electrode, and to improve connection reliability.
Patent JP-2002298782-A (JP)
Title: Compact self-ballasted fluorescent lamp
Inventor: YASUDA TAKEO
IPC: F21Y103/37
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a compact self-ballasted fluorescent lamp capable of miniaturizing. SOLUTION: A bulb 12 is formed by three U shaped tube bodies 13a, 13b and 13c which are almost in the same shape. A discharge passage 17 is formed together inside thereof in a direction of the tube bodies 13a, 13b and 13c crossing a plane at right angles. A first thin tube 21 is provided on an end of the tube body 13b at a central area of the bulb 12. Second thin tubes 22a and 22b are provided on ends of the tube bodies 13a and 13c of both end areas of the bulb 12. The first thin tube 21 is shorter than the second thin tubes 22a and 22b. The compact self-ballasted fluorescent lamp 1 is in a shape of a rotatable body around an axis of a base 3. An arc tube 5 is disposed in a center of a cover 2. The central area of the bulb 12 is apart from the cover 2 compared to the both end areas. An accommodation space can be easily secured in the central area of the bulb 12.  A main amalgam can be enclosed in the first thin tube 21. The electric bulb shaped fluorescent lamp can be thus miniaturized.
Patent JP-2002296523-A (JP)
Title: Optical scanner
Inventor: AKATSU KAZUHIRO
IPC: B41J2/44
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide an optical scanner with which spot diameters can easily be aligned in a subscanning direction when a plurality of spot diameters in the subscanning direction are not aligned due to the difference in beam widths caused by the variation in the divergence angle of a light source. SOLUTION: In the optical scanner which consists of a combination lens system to collimate luminous flux from a plurality of light sources, a shaping lens system to shape the luminous flux, a light deflection means to deflection- scan the following luminous flux, and a scanning lens system to image the deflection-scanned luminous flux on a medium to be scanned, the plurality of light sources are arrayed in parallel or at a small angle with the main scanning direction, the shaping lens system includes a positive cylindrical lens having power in the main scanning direction at a position nearest to the light source, and a slit to restrict luminous flux width in the subscanning direction is placed at a place separated from the cylindrical lens to the opposite direction of the light source approximately by the focal distance of the cylindrical lens.
Patent JP-2002293795-A (JP)
Title: Peptide having bondability to cytochrome c
Inventor: NOMOTO TAKESHI
IPC: G01N33/566
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To obtain a peptide which has bondability to cytochrome C in a sample, useful for cytochrome C detection and is readily and inexpensively producible by a chemical synthesis and to provide a method for cytochrome C detection using the same. SOLUTION: This peptide comprising at least one of amino acid sequences of sequence numbers (I) to (XII) or their variant sequences and having bondability to cytochrome C is used for cytochrome C detection.
Patent JP-2002300270-A (JP)
Title: Method for suppressing power consumption and mobile communication equipment
Inventor: MATSUDA SATOSHI
IPC: H04M1/02
Filed: 2001-04-02
Abstract: PROBLEM TO BE SOLVED: To provide a power consumption suppressing method capable of suppressing power consumption related to the lighting or display of mobile communication equipment. SOLUTION: This power consumption suppressing method comprises a process for stopping the execution of a function related to the display of a displaying means of the mobile communication equipment or of a function related to the lighting of an operating means in the case of detecting a closed state of an openable and closable structure part, and a process for allowing the execution of the stopped function with the elapse of prescribed time as a condition after detecting the closed state.
Patent JP-2002299754-A (JP)
Title: Method for preventing abnormal light emission in laser diode, and laser diode drive circuit
Inventor: DOUMOTO KAZUHIRO
IPC: H01S5/062
Filed: 2001-04-02
Abstract: PROBLEM TO BE SOLVED: To solve the problem of there being cases in which an LD emits abnormal light at turning on or off of the power source of an LD drive circuit, and when this LD abnormal light emission occurs, an optical passive network for executing a pair of plurality of communications fails to transmit. SOLUTION: A voltage-monitoring circuit and an LD power source opening/ closing circuit are added to the LD drive circuit, the occurrence of the LD abnormal light emission is suppressed by deviating timing of turning on or off of the LD power source opening/closing circuit turning on or off of the power source.
Patent JP-2002305454-A (JP)
Title: Error correction encoding method, decoding method and its device
Inventor: MIYATA YOSHIKUNI
IPC: H03M13/29
Filed: 2001-04-04
Abstract: PROBLEM TO BE SOLVED: To obtain an error correction encoding method and decoding method and its device, which does not require transmission of tail bits. SOLUTION: The error correction encoding method comprises steps (ST41-ST45) for continuously performing turbo encoding, by dividing transmission information bit sequence into a plurality of frames, initializing the register of each recursive system convolution encoder, prior to turbo encoding a first frame, and not encoding the register of each recursive system convolution encoder, prior to turbo encoding for the second and subsequent frames, and transmission ending steps (ST46→ST44-ST47) for calculating a tail bit, for initializing the register of each recursive system convolution encoder, only after turbo encoding of the final frame.
Patent JP-2002305130-A (JP)
Title: Surface position detecting device, aligner and method of manufacturing microdevice
Inventor: KAWAGUCHI TORU
IPC: G02B7/28
Filed: 2001-04-04
Abstract: PROBLEM TO BE SOLVED: To provide a surface position detecting device, which can detect the surface position of the surface of a substrate with high accuracy, by preventing the quantity of light used for a detection of the surface position from being reduced, even in the case where the angle of incidence of detecting light to the substrate is widely set for raising the detection accuracy of the detecting light. SOLUTION: In surface position detecting device, a light-sending side reflection type pattern plate 13 is provided with a reflective region and an antireflection region formed on the periphery of the reflective region, and arranged at a position conjugated with a surface WS of a wafer W, or in the vicinity of this position in an optical path, leading from a light source 11 to the surface WS of the wafer W. Light from the light source 11 is made to reflect at the reflective region to irradiate a prescribed shape of a pattern on the surface WS.  Moreover, a light-receiving side reflection type pattern plate 20 is provided with a reflective region and an antireflection region formed on the periphery of the reflective region, and is arranged at a position optically conjugated with the surface WS, or in the vicinity of this position in an optical path, leading from the surface WS of the wafer W to a photoelectric conversion element 23. Light from the surface WS of the wafer W is made to reflect at the reflective region to lead the light to the element 23.
Patent JP-2002309301-A (JP)
Title: Method for manufacturing hydrogen storage alloy
Inventor: MATSUKAWA ATSUHITO
IPC: H01M4/38
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a hydrogen storage alloy which maintains bcc single phase, exhibits excellent hydrogen-absorbing characteristic and is produced into bcc single phase by being held at a high temperature to rapid cooling to a temperature at which no precipitation of Laves phase takes place. SOLUTION: The alloy which is heat-treated under an inert-gas atmosphere for a predetermined length of time and formed into bcc single phase is cooled rapidly to a temperature at which no precipitation of Laves phase takes place, by which the hydrogen storage alloy with bcc single phase is obtained. It is preferable to use a cooling medium having >=0.3 W/m.K thermal conductivity and >=2.5 J/K.g capacity of specific heat at constant pressure. The heated alloy is cooled rapidly in a flow of the cooling medium at >=0.1 m/s flow velocity. By this method, the hydrogen storage alloy in which the bcc single-phase structure of the alloy is frozen and excellent hydrogen-absorbing characteristic is produced can be obtained.
Patent JP-2002306327-A (JP)
Title: Lid and tray for vessel for microwave cooking
Inventor: TAKANO YOSHIMASA
IPC: B65D77/20
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To provide a lid for a vessel for microwave cooking which can suitably release steam and control overflow boiling and a tray for a vessel for microwave cooking which enables a user to safely and stably carry the vessel on the tray when overflow boiling occurs. SOLUTION: This lid 10A for a vessel 30A is equipped with a circular lid face 11 with the outer diameter to cover a whole opening part of the vessel 30A, a short cylindrical flange part 12 dangled from the periphery part of the lid face 11 toward the backside by integrally forming with a resin with no hole, and positioning ribs 11f, 11f, etc., to form a steam passage in between the vessel 30A and the lid face 11, and the vessel 30A and the flange part 12. This tray 20A is equipped with a bottom face 21 and a side face 22 integrally formed with the PP resin hardly to be a high temperature in a microwave range and a ring shape rib 21a on the bottom face 21 to latch a bottom rim 33.
Patent JP-2002311824-A (JP)
Title: Guide system
Inventor: IMAI TOSHIMITSU
IPC: G06Q10/00
Filed: 2001-04-12
Abstract: PROBLEM TO BE SOLVED: To enhance convenience for a user by smoothly and quickly telling the user at least one of the present position, the target position, or the route from the present position to the target position in an area in Kita-Shinchi. SOLUTION: A portable sheet 1 on which the map 2 of Kita-Shinchi is previously printed and an information terminal 10 carried by the user and a server 13 connected with the Internet 15 are combined enabling the server 13, when the name of a building around the user and/or the name of a building or a shop the user is going to is inputted into the server 13 from the information terminal 10, to retrieve the name of the building or the shop in a database and to output at least one of the user's present position on the map 2 of the portable sheet 1, the target point or the route from the present position to the target point into the information terminal 10.
Patent JP-2002308930-A (JP)
Title: Method for manufacturing chlorinated vinyl chloride- based resin
Inventor: UEJIMA KENJI
IPC: C08F2/20
Filed: 2001-04-12
Abstract: PROBLEM TO BE SOLVED: To manufacture a chlorinated vinyl chloride-based resin which permits easy removal of hydrogen chloride and gives a molded product low incoloring. SOLUTION: The vinyl chloride-based resin, obtained by suspension polymerizing a vinyl chloride monomer using a specific amount of a partially saponified polyvinyl acetate and at least one dispersant selected from dispersants other than the partially saponified polyvinyl acetate in the presence of an oil-soluble polymerization initiator, is subjected to a post-chlorination reaction with chlorine in a gas-solid contacting site.
Patent JP-2002313935-A (JP)
Title: Semiconductor device
Inventor: IKEDA TAKESHI
IPC: H04B1/40
Filed: 2001-04-16
Abstract: PROBLEM TO BE SOLVED: To prevent the problem that the quality of an analogue signal is deteriorated by receiving digital noise from a crystal-oscillator circuit when one chip is formed by an analogue circuit and a crystal-oscillator. SOLUTION: A crystal-oscillator circuit 5 generating a digital pulse signal for controlling a frequency changing circuit 3, for example, is disposed at a position that is furthermost from an RF circuit 2 handling high-frequency signals in an IC chip 1. Consequently, a high-frequency wave from the crystal-oscillator circuit 5 is attenuated at a rate of one for square of the distance, thereby preventing the problem that the high-frequency wave is superimposed on an analogue signal processed in the RF circuit 2 as digital noise.
Patent JP-2002306583-A (JP)
Title: Deodorant
Inventor: TANAKA SHIGEYOSHI
IPC: A61L9/01
Filed: 2001-04-16
Abstract: PROBLEM TO BE SOLVED: To provide a deodorant which is low in its own odor and exhibits an excellent deodorization effect to the odors of amines, mercaptans and lower fatty acids. SOLUTION: At least one of the compounds selected from pyruvic acids, glyoxylic acids and their salts as well as the deodorant containing water and having a specific pH buffer capacity.
Patent JP-2002316802-A (JP)
Title: Co concentration decreasing device and reforming gas supplying system for fuel battery using the same
Inventor: HOSHINO MAKI
IPC: C01B3/38
Filed: 2001-04-16
Abstract: PROBLEM TO BE SOLVED: To provide a CO concentration decreasing device which is capable of selectively decreasing a CO concentration and efficiently removing generated heat by using a small-sized and simple device. SOLUTION: The CO concentration decreasing device is obtained by alternately laminated with CO-containing gas passage sections provided with CO concentration decreasing catalysts and refrigerant passage sections and with which heat exchanging is possible. The activity temperature of the CO concentration decreasing catalysts rises gradually when more separated from the adjacent refrigerant passage sections.
Patent JP-2002307757-A (JP)
Title: Printer and its starting method
Inventor: HIRAI FUTOSHI
IPC: B41J29/13
Filed: 2001-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a highly convenient and portable small printer. SOLUTION: The printer comprises a printer body performing printing based on print data, and a power storage means provided in the printer body and supplying the printer body with driving power wherein the power storage means 200 is movable between a first position at the time of nonprinting and a second position at the time of printing. The power storage means 200 has a thin planar structure and also serves as a tray for receiving printed and discharged sheets. More specifically, the power storage means 200 is in containing state (first position) when the printer is not used and can turn to the vicinity (second position) of a print sheet discharge opening 103 made in the side face of the printer body 100 when the printer is used.
Patent JP-2002088244-A (JP)
Title: Curable composition, composition for optical material, optical material, liquid crystal display device, transparent electroconductive film and their manufacturing method
Inventor: OUCHI KATSUYA
IPC: G02B1/04
Filed: 2001-04-18
Abstract: PROBLEM TO BE SOLVED: To provide a curable composition having high heat resistance, a low birefringence, a small photoelasticity coefficient, high optical transparency and toughness, an optical material, their manufacturing methods and a liquid crystal display device obtained using the same. SOLUTION: The curable composition comprises an aliphatic organic compound having at least two carbon-carbon double bonds reactive with an SiH group in one molecule as a component (A), a compound bearing at least two SiH groups in one molecule as a component (B) and a hydrosilylation catalyst as a component (C). This curable composition are kneaded in advance, causing the carbon-carbon double bond reactive with an SiH group in the composition to react with a part or all of the SiH groups, thereby to be cured to give the optical material.
Patent JP-2002315788-A (JP)
Title: Motor-driven wheelchair
Inventor: MATSUYAMA MOTOAKI
IPC: A61G5/04
Filed: 2001-04-19
Abstract: PROBLEM TO BE SOLVED: To provide a motor-driven wheelchair in which a willy bar unit does not disturb at the time of lighting. SOLUTION: The motor-operated wheelchair comprises a pair of right and left main frames 2L, a pair of right and left drive wheels which are foldably constituted toward an inside of a width direction and which are provided at the lower rear parts of the frames 2L, and power units 16 containing electric motors, provided at the insides of these drive wheels. In this wheelchair, the willy bar unit 13 is constituted by mounting the base end of a willy bar 26 having a sub-wheel 27 of a small diameter so as to be vertically rockably mounted at a free end and providing a stopper mechanism 28 which can selectively hold the sub-wheel 27 at lower and higher positions.
Patent JP-2002256420-A (JP)
Title: High-bias applying device, film forming device, and method for manufacturing grain oriented silicon steel-sheet
Inventor: IGUCHI MASAO
IPC: C23C14/32
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To form a ceramic coating superior in film quality and adhesiveness, by applying highly biased voltage onto the material to be treated in the non- contact state, and consequently by enabling plasma coating to cause no abnormal electric discharge even in high plasma atmosphere. SOLUTION: This device has a power supply circuit connected to positive and negative electrodes arranged near an electroconductive material to be treated, and arranges a magnetic field generating means for concentrating electrons which are generated inbetween the positive and the negative electrodes, near the above positive and the negative electrodes, to apply the highly biased voltage to the material to be treated in the non-contact state.
Patent JP-2001304936-A (JP)
Title: Display device for gas meter
Inventor: IWAKAWA MEGUMI
IPC: G01F15/075
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To provide a display device for a gas meter that can display the integration value of the amount of gas usage by a plurality of gas meters, and the amount of usage at a specific time zone. SOLUTION: A display device 1 for a gas meter is mounted to a gas meter 2, a measuring signal that is measured by the gas meter 2 is inputted from a transmitter 3 of the gas meter 2 via a cable 16. Similarly, measuring signals from gas meters 4-6 are inputted to the display device 1 for the gas meter via each of cables 4a-6a, a control means 30 of the display device 1 for the gas meter integrates measuring signals from each of the gas meters 2 and 4-6 to calculate the amount of gas usage, and also can selectively display it along with gas meter-related information such as the amount of usage of a specific time zone on a display screen 9 of a display means 7 by operating a display switch SW2 by utilizing an internal calendar function.
Patent JP-2002319518-A (JP)
Title: Method of manufacturing bonded magnet and bonded magnet
Inventor: KATO HIROSHI
IPC: B22F3/00
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing a bonded magnet having a high mechanical strength and excellent magnetic characteristics, and to provide a bonded magnet. SOLUTION: This bonded magnet is one formed by a compression molding method and has a shape constituting the whole of a cylinder or a column or a part of the cylinder or the column. When the area per piece of magnetic powder in the section roughly parallel to the central axis of the cylinder or the column is assumed to be a distribution A totalled about each magnet powder, the area per piece of magnetic powder in the section roughly vertical to the central axis of the cylinder or the column is assumed to be a distribution B totalled about each magnetic powder, the center values of the distribution A and the distribution B are assumed to the Ave(A) [μm<2> ] and Ave(B) [μm<2> ] respectively and the standard deviations of the distribution A and the distribution Are assumed to be Σa [μm<2> ] and Σb [μm<2> ] respectively,  this bonded magnet satisfies the formula (1): 0.10<=|Ave(A)-Ave(B)|/|Σa-Σb|<=5.0.
Patent JP-2002323292-A (JP)
Title: Sealed flat plate heat transfer material and method for manufacturing radiator using the same
Inventor: SUZUKI MASAMICHI
IPC: H05K7/20
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To enable a structure for filling a working liquid to be easily obtained with a low cost, to enable the working liquid to be surely sealed without possibility of leaking, and to further shorten the filling time of the liquid. SOLUTION: A sealed flat plate heat transfer material comprises a flat tube 10, having a working fluid passage 12 formed therein and an end opened at the passage 12, and a hollow header pipe 20 having a slit 21, in which the end of the tube 10 is inserted and a working liquid filing port 24. A method for manufacturing a radiator, using the sealed flat plate heat transfer material comprises the steps of inserting the end of the tube 10 into the slit 21 of the pipe 20, brazing the tube 10 to the pipe 20, filling the working liquid from the port 24 of the pipe 20, and sealing the port 24 with a sealing cap 30.
Patent JP-2002332838-A (JP)
Title: Exhaust pipe of internal combustion engine
Inventor: TAKAHASHI NAOHISA
IPC: C23C18/12
Filed: 2001-05-01
Abstract: PROBLEM TO BE SOLVED: To prevent discoloration or generation of thermal oxidation on an outer face of an exhaust pipe due to the temperature of exhaust gas, to prevent appearance of the exhaust pipe from deteriorating and to protect an inner pipe from fracture due to high-temperature oxidation, in the case of a multi-pipe exhaust pipe concerning the exhaust pipe of an internal combustion engine requiring proper appearance. SOLUTION: A coat of inorganic compound having no oxidation growth is formed on the inner face of an exhaust pipe, constituted by a single steel pipe or at least either the inner face or the outer face of steel pipes 11 and 12 other than the outer face of an outermost pipe 11, in the case of an exhaust pipe 1 constituted by plural pipes.
Patent JP-2002327847-A (JP)
Title: Seal ring, seal device, and bearing device
Inventor: NOMURA KEISUKE
IPC: F16J15/3276
Filed: 2001-05-07
Abstract: PROBLEM TO BE SOLVED: To enhance sealability of a clearance which may be formed in a fitting surface between a resin outer package body and an outer member of a seal ring with a sensor. SOLUTION: This seal ring 22 is mounted to an inner peripheral surface of the fixedly arranged outer member 14 to form a seal part at an outer peripheral surface side of an inner member 16 rotatably inserted to an inner periphery of the outer member 14. This seal ring is constituted such that an approximately cylindrical core 26a is provided, a sensor member 10 is arranged to an outer periphery of the core 26a, the resin outer package body 8 covering the sensor member 10 and fitted to the outer member 14 is formed by an insert molding, at least one circumferentially successive peripheral groove 50 is formed on an outer peripheral surface fitted to the outer member 14 in the resin outer package body 8, and the peripheral groove 50 is filled with a viscous fluid in a usage state.