baber/WOPTO huggingface dataset:
Patent JP-2003236320-A (JP)
Title: Flame-retardant filter with excellent dripping resistance
Inventor: YAMAMOTO YUKO
IPC: D04H1/587
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a filter particularly used for a range hood, a ventilation fan or the like which does not cause dripping and avoids possibility of burns on a human body even in a high temperature environment a fusible synthetic fiber, in particular, a regenerated PET fiber is used.  <P>SOLUTION: The filter consists of a nonwoven fabric produced by mixing a fusible synthetic fiber with a non-fusible fiber by 5 to 15 wt.% to form a fiber web and then binding the fibers with a flame-retardant thermoplastic resin. As for the fusible synthetic fiber, a PET fiber regenerated from collected PET bottles is used as much as possible.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003243859-A (JP)
Title: Unit attaching device and method therefor
Inventor: YASUDA NOBU
IPC: H05K7/18
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To so attach a unit to a cabinet rack as to be shifted in depth- direction.  <P>SOLUTION: In the cabinet rack, there are provided oppositely to each other at least a pair of vertical-direction angles each of which includes a width- direction surface and a depth-direction surface. Each unit attaching device for attaching the unit to the cabinet rack has a depth-direction portion having a first fastening portion for fastening the device to the depth-direction surface of the vertical-direction angle which is oriented in parallel with the depth- direction of the cabinet rack, and has a vertically extended portion having a second fastening portion for fastening the device to the front surface of the unit which is extended from the depth-direction portion vertically to the depth- direction portion. By fastening the depth-direction portion to the depth-direction surface of the angle in the first fastening portion, and by fastening the vertically extended portion to the front surface of the unit in the second fastening portion, the unit is so attached to the cabinet rack as to shift the unit to the depth- direction of the cabinet rack by the distance present between the width-direction portion and the vertically extended portion of the device.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003241851-A (JP)
Title: Connecting base for small information equipment
Inventor: OISHI TAKAYA
IPC: G06F1/16
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a connecting base for small information equipment that permits an equipment side connector to be reasonably connected to a connector for connecting equipment even when the small information equipment is lowered with its top end side on its back face raised from an equipment guide.  <P>SOLUTION: On a base 12, the equipment guide 17 is provided that is composed of a guide face 18 and a guide wall 19. In the base 12 of a base main body 11 for which a connector projection bore 21 is provided on an upper face of the base 12, a connector for connecting equipment 22 is provided with its fore-end projected above the base 12 through the connector projection bore 21, and the fore end is provided so that it can tilt in a direction that it touches or falls apart with respect to the guide face 18. By an elastic force of a coil spring 32, the connector for connecting equipment 22 is held in a position that the fore end thereof is disposed opposite to a fore end of the equipment side connector of the small information equipment that a back face and both faces thereof are guided with the guide face 18 and the guide wall 19, and is lowered from above with the equipment side connector facing down below.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002326812-A (JP)
Title: Crystalline cerium oxide (iv) sol and its production method
Inventor: OTA ISAO
IPC: C01F17/00
Filed: 2002-02-19
Abstract: PROBLEM TO BE SOLVED: To provide a crystalline cerium oxide (IV) sol which is near monodisperse, and its production. SOLUTION: The sol containing the crystalline cerium oxide (IV) is as follows: the particle size which is converted from the specific surface area by the gas adsorption method is 10-200 nm and the ratio of the particle size measured by the dynamic light scattering method and the particle size converted from the specific surface area by the gas adsorption method is between 2 and 6. After producing a suspension of a cerium hydroxide (III) which reacts with a cerium (III) salt and an alkaline substance in the aqueous media under the inert gas atmosphere, it is manufactured from the process which produces the sol containing the crystalline cerium oxide (IV) by immediately blowing oxygen or gas containing oxygen into the suspension, and the process which wet crushes the obtained sol.  And it is manufactured from the process which wet crushes the crystalline cerium oxide (IV) particles obtained by baking cerium carbonate at 300-1,100 deg.C.
Patent JP-2003243508-A (JP)
Title: Method of preparing data for designing electronic circuit and method of designing electronic circuit
Inventor: TOITA MASATO
IPC: H01L21/82
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of preparing data for designing electronic circuits which is capable of collecting data for designing which can accurately express a 1/f noise model of an MOS transistor.  <P>SOLUTION: Using semiconductor manufacturing processes for obtaining an electronic circuit to be designed, a plurality of MOS transistors Q1, Q2,..., Qn of a typical device size are manufactured in advance on an experimental basis (S1). Then, the intensity of 1/f noise generated by each of the MOS transistors Q1, Q2,..., Qn is measured by a measuring apparatus (S2). Based on a 1/f noise intensity database obtained from the measurement, the 1/f noise intensity database expressed by charts or numerical formulae is prepared using, for example, a computer (S3). The prepared database is stored in a storage medium accessible by computers (S4).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003239516-A (JP)
Title: Heat resistant solid laminated floor material
Inventor: KANAI HIDEKI
IPC: E04F15/04
Filed: 2002-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat resistant solid laminated floor material with superior design capable of providing a texture equal to a natural solid material which can be directly applied to a heating element for floor heating.  <P>SOLUTION: The heat resistant solid laminated floor material is formed by connecting adjacent side faces of longitudinally aligned solid narrow boards 1 and bonding lower part side faces 11 below center parts of the adjacent side faces of the solid narrow boards 1 by an adhesive 2. Upper parts side faces 12 above the center parts of the adjacent side faces of the solid narrow boards 1 are bonded by an adhesive 4 softer than the adhesive 2 used for bonding the lower part side faces 11 below the side face center parts.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003243121-A (JP)
Title: Mounting method of terminal fitting for fretting corrosion testing equipment and fixing tool
Inventor: MATSUURA SHINYA
IPC: G01L5/00
Filed: 2002-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mounting method of a terminal fitting for a fretting corrosion testing equipment and a fixing tool capable of accurately making a micro-sliding test.  <P>SOLUTION: With the fretting corrosion testing equipment, a male terminal 2 and a female terminal are made in and out of contact with each other to have fretting corrosion and electric resistance between the male terminal 2 and the female terminal is measured. The fretting corrosion testing equipment is provided with a support table 16 and a first fixing tool 17 for mounting the male terminal. The first fixing tool 17 is provided with a pair of pinching pieces 28, a mounting bolt 29, a long hole 30 and fixing parts 31. The pair of the pinching pieces 28, get in and out of contact with each other in accordance with the extent of screwing of the mounting bolt 29. The long hole 30 penetrates the pinching pieces 28. The fixing part 31 is provided with a bolt 34 and a screwing hole 33. The mounting bolt 29 is screwed in to pinch the male terminal 2 between the pair of the pinching pieces 28. The pinching pieces 28 are fixed to the support table 16 by adjusting position of the bolts 34 passing through the long holes 30 and screwing them into the screw holes 33.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003247595-A (JP)
Title: Dynamic damper and propeller shaft
Inventor: HAISHI KAZUNOBU
IPC: F16F15/14
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To improve durability of a dynamic damper.  <P>SOLUTION: In the dynamic damper 10 having an outer pipe 20, a weight 30 and an elastic body 40, a protrusion 21 projecting in the direction of an inner diameter is provided to a plurality of positions along a peripheral direction of the outer pipe 20. An outer periphery of the elastic body 40 is sandwiched and retained in a gap with a neighboring protrusion 21.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003249030-A (JP)
Title: Information recording and reproducing device
Inventor: HOSOKAWA KAZUHIKO
IPC: G11B7/004
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a continued substituting process sequence due to the defect of a substitute area by preliminarily grasping the quality of the substitute area before the data recording or reproducing operation is requested from the outside.  <P>SOLUTION: An unused part in an SA area of an optical disk is reproduced in a back ground by a controller when the instruction of the recording or reproducing operation is not issued from a host computer for a specified time, and when the defective part is found, the defective address of the defective part is registered on a substituting control table as the recording prohibition part. When the substituting process is made by reproducing or recording the data in accordance with the request from the host computer after the registration of the recording prohibition part on the unused part in the substitute area is furnished, the recording prohibition part registered on the substituting control table is not used but other normal areas are used.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003248251-A (JP)
Title: Noise reduction device for signal light and method for reducing noise of signal light
Inventor: SAKAKIBARA YOICHI
IPC: B82Y20/00
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To contrive to prolong the span of a transmission distance by reducing amplified spontaneous emission (ASE) undesirably generated in optical communication.  <P>SOLUTION: The noise reduction device uses a carbon nanotube as a saturable absorber 15. The saturable absorber ensures the functioning of blocking or reducing the transmission of the undesirable amplified spontaneous emission (ASE) or the like having low signal light intensity and of transmitting signal light having high optical intensity. The noise reduction device is inserted in a passage for the signal light in a bi-directional excitation type EDFA (erbium doped fiber amplifier) 50, for example, more particularly, the noise reduction device is inserted in the downstream part of the EDF 40 to contrive its use in the optical communication field of the carbon nanotube having a saturable absorption function.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003248318-A (JP)
Title: Photosensitive composition
Inventor: KOMATSU TOSHIO
IPC: G03F7/04
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide photosensitive compositions which have excellent sensitivity while retaining resolution comparable to that of conventional bichromate-base photosensitive compositions, shorten exposure time, reduce light exposure of an active energy beam and can improve productivity of products.  <P>SOLUTION: The photosensitive compositions each comprises (A) at least one sensitizer selected from the group consisting of bichromates and chromates, (B) a water-soluble high-molecular substance, (C) at least one sensitivity improver selected from the group consisting of polyhydric alcohols and ethers, and (D) water.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003258546-A (JP)
Title: Antenna, reception method, and transmission method
Inventor: NAKAGAWA NOBORU
IPC: H01Q21/24
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an antenna capable of obtaining a prescribed gain even in every direction.  <P>SOLUTION: The antenna 101 comprises antenna elements 111, 112. The antenna element 111 is an antenna element for electric field. The antenna element 111 comprises e.g. a monopole antenna. The antenna element 112 is an antenna for magnetic field and placed at a prescribed angle except angles being a multiple of 0-degree or 90-degrees with respect to the electric field antenna element 111. The antenna element 112 comprises e.g. a loop antenna. The phase difference of an electromotive force by the antenna elements 111 and 112 is selected to be 90-degrees. This invention is applicable to mobile communication apparatuses.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003252827-A (JP)
Title: Method for producing phenyl ester
Inventor: ASAKAWA TETSUO
IPC: C07B61/00
Filed: 2002-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for economically producing a phenyl ester, with which the loss of palladium or a catalyst is reduced in the production of the phenyl ester by reacting benzene with a carboxylic acid and molecular oxygen.  <P>SOLUTION: In the method for producing the phenyl ester by reacting benzene with a carboxylic acid and molecular oxygen in the presence of a solid catalyst supporting palladium, the reaction is carried out in the presence of a specific amount of carbon monoxide based on the supplied amount of the molecular oxygen.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003251295-A (JP)
Title: Apparatus for solidifying and enclosing waste
Inventor: HATTORI TADASHI
IPC: B09B1/00
Filed: 2002-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for solidifying and enclosing waste in the material obtained by molding and solidifying melted or half-melted waste materials of solid high molecular organic substances.  <P>SOLUTION: This apparatus is provided with a base plate, a means for supporting and moving the base plate, a cylindrical female-mold placed on the base plate to be attached/detached, a means for attaching/detaching the female-mold to/from the base plate, a bucket arranged at the position to face downward to the base plate and the female-mold for receiving the waste materials of solid high molecular organic substances, a waste bucket, a male- mold having a multiple structure and a means for elevating/lowering each of the male-molds constituting the male-mold. The melted or half-melted waste materials of the solid high molecular organic substances thrown in the female- mold from the bucket is press-molded by the male-mold and solidified. The waste thrown in the press-molded and solidified material from the waste bucket is solidified and enclosed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003257706-A (JP)
Title: Compensating thermistor composition for making temperature characteristics rectilinear
Inventor: KOBAYASHI HIROKAZU
IPC: C04B35/00
Filed: 2002-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide an NTC thermistor which is capable of making its output characteristics rectilinear as it is used in combination with another NTC thermis tor having a large B constant of 3000 to 5500 K.  <P>SOLUTION: This thermistor main composition is represented by a formula, (AxBy)O<SB>3</SB>, wherein A is one element selected out of Ca, Ba, and Sr, B is one element selected from Mn, Co, and Fe, and x and y are so set as to satisfy formulas; 0.8≤x≤1.4, 0.6≤y≤1.2, and x+y=2. At least, one or more elements are selected as additives from a group of Zn, Sm, Co, Mg, Al, Ti, Y, Zr, Nb, Sn, La, and Ta if necessary, and up to a total amount of 0.20 mol% of the selected additives in terms of element is added to the main composition for the formation of the compensating thermistor main composition of making its output temperature characteristics rectilinear.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003255675-A (JP)
Title: Image forming apparatus
Inventor: KITAKA HIROYUKI
IPC: G03G21/00
Filed: 2002-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To make the charged polarity of residual toner after transfer on an image carrier 1 passing through a contact electrifying member 2 and fed to a developing part (c) in spite of the superposition of alternating voltage the same as a normal polarity recovered by the developing part (c), that means, to prevent the occurrence of a defective image because a toner having a polarity which is not recovered by the developing part (c) is rotated on the image carrier 1 while maintaining the improvement effect of electrifying performance and the preventive effect of the occurrence of a positive ghost by the superposition of the alternating voltage to applied voltage to the contact electrifying member 2 in the image forming apparatus of a contact electrifying system and a cleanerness system.  <P>SOLUTION: The voltage of a waveform in which time T<SB>up</SB>from the peak of amplitude of the electrifying polarity direction side to the peak of amplitude of the electrifying polarity reverse direction side is loner than time T<SB>down</SB>from the peak of the amplitude of the electrifying polarity reverse direction side to the peak of the amplitude on the electrifying polarity direction side as an alternating voltage waveform is used as applied electrifying voltage to the contact electrifying member 2.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003251030-A (JP)
Title: Game machine
Inventor: TAKEMOTO TAKATOSHI
IPC: A63F7/02
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine capable of further more visually amusing a player through the emergence of a concealed pattern with respect to the display in a variable display device, and variously presenting a special game state by providing two big prize port devices.  <P>SOLUTION: In the executing process of a display game, the concealed pattern 1410 for masking identification information which partially has a transparent part 1411 is made to emerge, and the position of the transparent part 1411 within the concealed pattern 1410 is varied during the emergence of the concealed pattern 1410. This game machine comprises the first big prize port device 24A and the second big prize port device 24B, and as the control of the special game state, at least one of the devices 24A and 24B is controlled for opening and closing to a disadvantageous first state and an advantageous second state.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003260548-A (JP)
Title: Continuously casting method for steel cast slab
Inventor: TANI MASAHIRO
IPC: B22D11/108
Filed: 2002-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To produce continuously casting slabs at a high speed which are excellent in a surface property and are free from casting defects by preventing powder from being entrained in molten steel, caught in solidified shell to cause the casting defects in a meniscus part, in the continuous casting of steel.  <P>SOLUTION: In the continuously casting method for metal cast slabs for casting while changing shape of the meniscus, solenoid type electromagnetic coils arranged so as to surround a mold or solenoid type electromagnetic coils embedded in a wall of the mold are energized by an AC power supply to apply electromagnetic power to the molten steel in the mold. The relation between the viscosity of powder to be used as lubricating material and the magnitude of the electromagnetic force Bmax is adjusted to: 5 poise≤η≤200 poise, 300 Gauss≤Bma≤3000 Gauss.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003261168-A (JP)
Title: Multi-layered plastic vessel for fuel
Inventor: NAKAJIMA JUNJI
IPC: B65D65/40
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a multi-layered plastic vessel for fuel of excellent permeability resistance against gasoline and oxygen-containing gasoline, and of excellent solvent cracking resistance, swelling resistance, dimensional stability and forming workability.  <P>SOLUTION: A high density polyethylene layer is disposed on inner and outer layers, at least one polyglycolic acid layer is disposed as a core layer, and an adhesive resin layer is disposed between layers as necessary. This multi- layered plastic vessel for fuel has considerably excellent permeability resistance against gasoline and oxygen-containing gasoline.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003264234-A (JP)
Title: Semiconductor integrated circuit device and its characteristic measuring method
Inventor: MIYAZAKI KOICHI
IPC: G11C29/02
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a novel method for measuring characteristics of a semiconductor integrated circuit device without being affected by an external measuring means.  <P>SOLUTION: A specified delay time of an address fed from a microprocessor 11 to a memory 12 is increased at the time of normal operation, and the microprocessor 11 determines a critical delay time at which it becomes impossible to read out data corresponding to the address appropriately from the memory 12 through a latch circuit 14. Furthermore, the delay time of the address to the latch circuit 14 is increased under such a state as the address is not fed to the memory 12 but fed to the latch circuit 14 just like a short circuit, and a short circuit critical delay time at which it becomes impossible to read out the address appropriately is determined. A time difference corresponding to the difference between both critical delay times is determined as a memory access time of a semiconductor integrated circuit device.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003261658-A (JP)
Title: Novel biodegradable resin
Inventor: NAKABASHI MANABU
IPC: C08L101/16
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a novel biodegradable resin as a modifier for a biodegradable resin that enhances biodegradability of a base polymer and further can enhance moldability, mechanical strength and heat resistance.  <P>SOLUTION: The novel biodegradable resin is synthesized from a cyclic dicarboxylic acid or its anhydride having as a cyclic skeleton at least one selected from the group consisting of a terpene group, a cyclopentene group, a hydrogenated terpene group and a hydrogenated cyclopentene group or an alkyl ester thereof and a dihydric alcohol wherein the biodegradable resin has a number average molecular weight of 500-30,000.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003266075-A (JP)
Title: Electric deionization apparatus
Inventor: MORIBE TAKAYUKI
IPC: C02F1/469
Filed: 2002-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric deionization apparatus which is high in deionization efficiency since a laminar film along the surface of an ion exchange membrane is broken and can efficiently produce deionized water of high water quality.  <P>SOLUTION: Direct current is passed between an anode 9 and a cathode 2, raw water is supplied into a desalting chamber through a raw water inflow line 11, and concentrated water is supplied into a concentration chamber 8 through a concentrated water inflow line 12. The raw water supplied into the desalting chamber flows down through a layer filled with ion exchange resins so that impurity ions in the raw water are removed to produce deionized water. The deionized water is discharged through a deionized water outflow line 13. Projected stripes 31-35 are formed in a direction crossing the flow of water in ion exchange membranes 21-25 partitioning the desalting chamber and the concentration chamber 8.  <P>COPYRIGHT: (C)2003,JPO