baber/WOPTO huggingface dataset:
Patent JP-2001194433-A (JP)
Title: Inverter apparatus equipped with constant-measurement setting function
Inventor: OMORI YOICHI
IPC: H02P27/04
Filed: 2000-01-17
Abstract: PROBLEM TO BE SOLVED: To measure and store a precise mutual inductance, even in a state in which an induction motor is not in a no-load. SOLUTION: The inverter apparatus is composed of an equivalent inductance computing unit, an equivalent resistance computing unit and a mutual inductance computing and setting device.
Patent JP-2001040018-A (JP)
Title: Production of polyethylene
Inventor: DEBRAS GUY
IPC: C08F2/32
Filed: 2000-01-18
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing polyethylene, which can at least partly overcome the problems involved in the prior art, and also provide an apparatus therefor. SOLUTION: This method for producing polyethylene copolymerizes ethylene with a 3-8C α-olefinic comonomer in the main polymerization reactor 4 in the presence of a Cr-based catalyst, wherein the Cr-based catalyst is chemically treated with at least one type of treating agent in the vapor-phase pretreatment reactor 2 upstream of the main polymerization reactor 4, before being charged in the main polymerization reactor 4, and the spent gas formed by the catalyst pretreatment step is discharged from the pretreatment reactor 2.  This apparatus is provided with the main reactor 4 having the inlet by which the gaseous olefin monomer is charged and outlet 8 from which the polyethylene is discharged; pretreatment reactor 2 connected to the second inlet 10 of the main reactor 4 and arranged in such a way to operate for the vapor-phase reaction; at least one inlet 10 for receiving each of the solid catalyst and at least one type of the treating agent; and each outlet 8 for discharging the exhaust gas from the pretreatment reactor 2.
Patent JP-2001201877-A (JP)
Title: Coating solution for undercoat layer of electrophotographic photoreceptor, method for producing electrophotographic photoreceptor using the same and electrophotographic photoreceptor
Inventor: KATAYAMA SATOSHI
IPC: G03G5/05
Filed: 2000-01-18
Abstract: PROBLEM TO BE SOLVED: To provide a coating solution for the undercoat layer of an electrophotographic photoreceptor which suppresses the injection of carriers from the electrically conductive substrate and the occurrence of black spots, and to provide a method for producing an electrophotographic photoreceptor using the coating solution and an electrophotographic photoreceptor. SOLUTION: The coating solution contains a water-soluble aprotic organic solvent or a mixed solvent consisting of the organic solvent and a lower alcohol, a resin and a metal oxide.
Patent JP-2001206958-A (JP)
Title: Heat insulating sheet
Inventor: SHIRASE TETSUO
IPC: C08J5/18
Filed: 2000-01-25
Abstract: PROBLEM TO BE SOLVED: To form a thin heat insulating sheet having a desired thermal insulation performance. SOLUTION: This heat insulating sheet is formed by dispersing empty particles 1 in a resin layer 2 and by shaping the dispersion into a sheet-like form. The thin heat insulating sheet having a desired thermal insulation performance can be obtained by optionally changing the diameters and/or dispersion ratio of the particles 1.
Patent JP-2001210825-A (JP)
Title: Polycrystalline thin-film transistor
Inventor: KIMURA MUTSUMI
IPC: H01L29/786
Filed: 2000-01-28
Abstract: PROBLEM TO BE SOLVED: To enhance the current drive capability of a polycrystalline thin-film transistor in the transistor. SOLUTION: A critical path, having a high electrical conductivity between a source region and a drain region in comparison with that of other critical paths, exists in a polycrystalline semiconductor film. A defect in an MOS interface, the number of crystal grain boundaries and defects in the crystal grain boundaries in the critical path are reduced.
Patent JP-2001218054-A (JP)
Title: Image reading system, image reader and image processor
Inventor: OSOZAWA NORIYOSHI
IPC: H04N1/407
Filed: 2000-02-01
Abstract: PROBLEM TO BE SOLVED: To realize appropriate gradation reproduction and color reproducibility which do not depend on the type of an image reader in a configuration where the image reader is separated from an image processor. SOLUTION: This image reading system consists of the image reader 100 which has a backup RAM 108 storing data showing a linearity characteristic and outputting means 105 and 107 outputting the linearity characteristic data to the image processor 150, and the image processor which has inputting means 151 and 152 inputting the linearity characteristic data outputted from the image reader, a CPU 155 generating linearity correction data on the basis of the inputted linearity characteristic data and a table conversion circuit 158 correcting the linearity of image data received from the image reader by using the generated linearity correction data, and is separated from the image reader.
Patent JP-2001214379-A (JP)
Title: Leather-like sheet-like material and method for producing the same
Inventor: TAKEYAMA NAOHIKO
IPC: B32B5/00
Filed: 2000-02-02
Abstract: PROBLEM TO BE SOLVED: To provide a leather-like sheet-like material excellent in balance between soft property and buckling property while having good stay property which natural leather has and having fine and round wrinkle in folding and a method for producing the above material. SOLUTION: This leather-like sheet-like material is obtained by bonding a sheet layer (1) constituted of a fiber aggregate composed of ultrafine fiber and/or ultrafine fiber bundle and a polymer elastomer (A) which is present in space between the fibers of the above fiber aggregate and a sheet layer (2) consisting mainly of fiber by a polymer elastomer (B) having <=200 N/cm2 and <=1200 N/cm2 100% elongation stress. The leather-like sheet-like material is characterized in that penetrating depths into a sheet layer (1) and a sheet layer (2) of a polymer elastomer are respectively 1/4 of the thickness of the above layers and average thickness of the above polymer elastomer (B) layer is >=0.01 mm and <=0.2 mm.
Patent JP-2000294503-A (JP)
Title: Method for forming resist film and resist coater
Inventor: YOSHIHARA KOSUKE
IPC: B05D3/00
Filed: 2000-02-03
Abstract: PROBLEM TO BE SOLVED: To increase precision of a line width of a circuit pattern after being developed, or to be hard to fluctuate the line width of the circuit pattern after being developed even if a film thickness of a resist film fluctuates, by a method wherein the line width having few fluctuations of the line width for the fluctuation of the resist film thickness is selected out of the line widths in a specified region, and the resist film is formed so as to form the film thickness in response to the line width. SOLUTION: When a region A is specified as a line width of a circuit pattern, a maximum point in this specified region is A1 point, and a minimum point is A2 point. Accordingly, preferably, the line widths of the A1 point or its proximity, or the A2 point or its proximity are selected, and a resist film is formed at a resist film thickness in response to the selected line width. Assuming that a value of the maximum A1 point is selected as the line width of the circuit pattern, the film thickness of the resist film relatively greatly fluctuates. However, the line width of the circuit pattern correspondingly fluctuates in the extremely narrow range α near the maximum A1 point, and the fluctuations of the line width are extremely low restricted.
Patent JP-2000229346-A (JP)
Title: Polyolefin and use thereof
Inventor: DEMAIN AXEL
IPC: B29C49/06
Filed: 2000-02-03
Abstract: PROBLEM TO BE SOLVED: To obtain a blow molded container containing syndiotactic polypropylene and having a combination enhanced in physical and optical properties. SOLUTION: A blow molded container has a wall with a thickness of 0.1-3 mm comprising a polymer compsn. containing at least 10 wt.% of syndiotactic polypropylene and having a flexural modulus of 400-800 MPa and characterized in that the light transmissivity and haze of the wall are respectively 85% or more and 20% or less in the case of a wall thickness of 1 mm.
Patent JP-2001213356-A (JP)
Title: Steering support bracket and steering support structure
Inventor: SHIMADA MASAMI
IPC: B62D25/08
Filed: 2000-02-04
Abstract: PROBLEM TO BE SOLVED: To provide a steering support bracket of fragile structure under force generated in a collision in the longitudinal direction of a vehicle body, while ensuring required rigidity in regard to vertical vibration. SOLUTION: This steering support bracket 30 is formed in shape with a bent part 32c bent at an obtuse angle. A cutout 37 is formed at the bent part 32c, and force acting in the longitudinal direction in the collision is applied as bending moment to the bent part 32c formed with the cutout 37, thereby forming steering support bracket structure cut and broken by longitudinal force and fragile under the collision.
Patent JP-2001224015-A (JP)
Title: Endoscope system and light source device
Inventor: HOSODA SEIICHI
IPC: A61B1/06
Filed: 2000-02-07
Abstract: PROBLEM TO BE SOLVED: To obtain an endoscope image having a desired color balance by the illumination of spectrum distribution required for color image pickup through a simple operation. SOLUTION: The light source device is provided with a sensor 41 that senses the emitted light from a condenser lens 25, a color detection circuit 42 that detects the color component of the emitted light sensed by the sensor 41, a color setting circuit 43 that can set a desired color in advance, a color comparator circuit 44 that compares the preset color with the detected color component, a drive pattern generating circuit 45 that generates a drive pattern to control RLCs 16r, 16g, 16b on the basis of the compared result by the color comparator circuit 44, a liquid crystal drive circuit 46 that drives the RLCs 16r, 16g, 16b on the basis of the drive pattern, and a timing synchronization circuit 47 that controls timing when the drive pattern is generated by the drive pattern generating circuit 45 so as to configure a face sequential output light control section.
Patent JP-2001218910-A (JP)
Title: Game machine with pattern display
Inventor: ICHIHARA TAKAAKI
IPC: A63F7/02
Filed: 2000-02-08
Abstract: PROBLEM TO BE SOLVED: To improve visual recognition effects by forming a pattern displayed on the surface of a rotator of a pattern display device of a game machine into a three-dimensional shape. SOLUTION: In the game machine provided with a pattern display device A, a pattern D1 displayed on the circumferential surfaces of drums (rotators) 6, 7, 8 of the display device A is formed into a three-dimensional shape by placing thin-plate shaped pattern pieces 11-13 one over another so as to be spaced apart a predetermined interval.
Patent JP-2001222994-A (JP)
Title: Non-aqueous electrolyte secondary battery
Inventor: HIGASHIMOTO KOJI
IPC: H01M4/133
Filed: 2000-02-08
Abstract: PROBLEM TO BE SOLVED: To provide a method of improving the cycle life of a non-aqueous electrolyte secondary battery with the use of lithium manganate on the positive electrode. SOLUTION: Powder of lithium manganate, powder of carbon, carbon fibers made in the vapor phase epitaxy as a conductive layer and PVDF as a binder, with a weight ratio of 80:12:3:5, are mixed. After adding a suitable amount of solvent to the mixture, stirring reasonably and dispersing, a slurry solution of the electrolytes is coated on the positive current collector 1, then, dried, to give the positive plate 11 after compressed to the designated bulk density. Average fiber diameter of the carbon fibers is 5 μm or less, and the average length is 5 μm or more By including carbon fibers the cycle life is improved and the adhesiveness of the positive active substance layer is elevated.
Patent JP-2000303271-A (JP)
Title: Production of composite yarn, and the composite yarn
Inventor: MUSHA TOSHIMITSU
IPC: D02G3/34
Filed: 2000-02-08
Abstract: PROBLEM TO BE SOLVED: To produce a composite yarn having a natural grain feeling, and capable of providing a woven or knitted fabric having not-regular, not-random and natural grain feeling by changing a feed rate of one fiber bundle according to a prescribed fluctuation, doubling the resultant fiber bundle with the other fiber bundle, and twisting the doubled fiber bundles. SOLUTION: The feed rate of one fiber bundle is changed according to 1/f fluctuation, and the resultant fiber bundle is doubled with the other fiber bundle and twisted therewith to provide the objective composite yarn 23 in a fine spinning step for drafting the two fiber bundles 321 and 322 composed of staple fibers having different colors or different coloring properties by using a fine spinning machine to provide a spun yarn. Preferably, the feed rate of the one fiber bundle is divided to large and small two steps, and the feed rate of one of the steps is change according to the 1/f fluctuation in the pitch of times. The resultant fiber is doubled with the other fiber bundle and twisted therewith.
Patent JP-2001222523-A (JP)
Title: Text information data base system
Inventor: HASHIMOTO YOSHITOMO
IPC: G06T11/60
Filed: 2000-02-08
Abstract: PROBLEM TO BE SOLVED: To provide a device for unnecessitating a designation on the character of layout work at the time of diversion by making all information on a character attribute into data base together with text characters. SOLUTION: This text information data base system is provided with a text information data base with character set information recording not only text data but also the setting information of that text, a text information retrieving means for extracting required text data from the text information data base with character set information, and a converting and outputting means for converting the text information data with character set information extracted by the text information retrieving means to a prescribed output form while preserving an original setting form, and outputting them.
Patent JP-2001223044-A (JP)
Title: Card connector
Inventor: SAITO MASAAKI
IPC: H01R107/00
Filed: 2000-02-08
Abstract: PROBLEM TO BE SOLVED: To attach/detach, from the same slot with a small occupation space, not less than two kinds of cards in which the outer shape and contact pad position are different. SOLUTION: By forming the first card housing part of the first card and the second card housing part of the second card in a connector housing in order that a part of them is used in common with the first and the second card, the first and the second cards are loaded in the connector 1 from the same card insertion port 8.
Patent JP-2001218631-A (JP)
Title: Wagon
Inventor: ITAKURA USHIO
IPC: A47B31/00
Filed: 2000-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a wagon by which dining, carrying tablewares and serving meals and beverages can be performed by equipping the wagon with a function for using as a table, too. SOLUTION: The wagon 1 has a bottom face plate 12, a top face plate 11, a first wagon 10 forming a storing space and the second wagon 20 to be stored in the storing space of the first wagon 10. An auxiliary table plate 15 being freely rotatably connected with the side edge in the longer direction of the top face plate 11 of the first wagon 10 is provided and the first wagon 10 and a second wagon 20 are constituted in such a way that a central column 30 arranged at the centers of the top face plates 11 and 25 and the bottom face plates 12 and 21 of each of the wagons is rotatably provided as a rotating shaft and the second wagon 20 is arranged rotatably from the first position where it is completely stored in the first wagon 10 to the second position where it becomes to 90 degrees to the first wagon and the auxiliary table is arranged rotatably from a position being hung from the top  face plate 11 to a position being horizontal to the top face plate 11. In addition, the second wagon 20 is provided with a supporting mechanism on the bottom face plate 21 and when the second wagon 20 is rotated to the second position, the supporting mechanism 95 holds horizontally the second wagon 20.
Patent JP-2001225613-A (JP)
Title: Pneumatic tire
Inventor: SUZUKI KAZUYA
IPC: B60C13/02
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To enhance bendability of a side protector and a cut-resistant property with good balance. SOLUTION: The side protector comprising an annular protruded part protruded from an outer wall face of a sidewall part 3 to be extended along a tire circumferential direction is formed in the outer wall face of the sidewall part 3, and a recessed groove is provided in an outer face of the side protector to be extended continuously along the tire circumferential direction. A shallow bottom portion where a groove depth changes along the tire circumferential direction and is brought into the minimum, and a deep bottom portion where a groove depth comes to the maximum are provided alternately along the tire circumferential direction in the recessed groove.
Patent JP-2001225248-A (JP)
Title: Grinding method
Inventor: TAKAHARA HIROO
IPC: B24B5/36
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a grinding method for easily, rapidly, and efficiently manufacturing a very thin portion in a workpiece. SOLUTION: A grinding tool ST for finishing work is positioned so as to allow the work W to be cut in the Z-direction from the end face side of a worked portion F1 formed during the preceding process of a finishing process. A tip of the tool ST is then put in a position fed in the X direction by a predetermined depth C2 of cut relative to the work W. By feeding/moving a wheel spindle stock in the Z direction with the tool ST positioned thereon, the tool ST starts to cut the work W from a work starting point S3 and continues to work until it reaches a work ending point S4. As a result, the very thin portion F2 of 0.5 mm or less is formed in the work W.
Patent JP-2001228562-A (JP)
Title: Image reader
Inventor: YOSHIDA YASUYOSHI
IPC: H04N1/04
Filed: 2000-02-17
Abstract: PROBLEM TO BE SOLVED: To provide an image reader which is capable of preventing the generation of the abnormal images and odd sounds occurring in vibration. SOLUTION: This image reader is provided with a first mirror block (scanning optical system) having an exposure lamp (illumination light source) 9 for illuminating an original surface, a sheet-like reflector 10 arranged over approximately the entire area near the illumination light source and in a longitudinal direction in order to converge the illumination light from this exposure lamp 9 to the original surface and a first mirror block base (supporting body) for holding the exposure lamp and the reflector 10. The approximate central part (a) in the longitudinal direction of the reflector 10 is fixed to the first mirror block base 14 and both ends (projecting parts) 10a to 10d of the reflector 10 are not restrained in the longitudinal direction.
Patent JP-2001224846-A (JP)
Title: Game system and information storage medium
Inventor: SHIMIZU AKIRA
IPC: A63F13/55
Filed: 2000-02-17
Abstract: PROBLEM TO BE SOLVED: To provide a game system and an information storage medium capable of forming transformation and transfiguration into realistic images with a less processing burden and a less quantity of data. SOLUTION: This game system forming an image comprises a transparency setting part 142 setting transparency such that the transparency of a second image is lowered as the transparency of a first image is heightened, and a translucent image-plotting processing part 144 performing image-plotting processing on the basis of the transparency. At least one of the first image and second image may be an image formed on the basis of an object group which is an assembly of a plurality of objects. The first image and second image are divided in a plurality of areas, and the transparency of the respective areas of the first image and second image may be so set that at least one of the change start, change end and change function of transparency is different area by area.
Patent JP-2001225118-A (JP)
Title: Punch
Inventor: SHIMIZU SHIGETAKA
IPC: B21D28/24
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To punch a hole for keeping the waterproof effect of a waterproof sheet in a fixing piece for execution of the waterproof sheet for roof. SOLUTION: A first support plate 13 provided with a pot-like pedestal 11 having an upwardly tapered recess, and a second support plate 14 provided with a punching member 2 having a downwardly narrowed projecting portion are rotatably connected to each other so that the recess is fitted to the projecting portion.
Patent JP-2001230866-A (JP)
Title: METHOD FOR CONTROLLING xDSL SUBSCRIBER'S UNIT AND THE xDSL SUBSCRIBER'S UNIT
Inventor: INOUE YASUHISA
IPC: H04M3/00
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To provide a method for controlling an xDSL subscriber's unit by which an xDSL subscriber's unit can be set, maintained and supervised from a remote place and to provide the xDSL subscriber's unit. SOLUTION: The method of this invention controls, maintains and supervises a xDSL subscriber's unit in an xDSL system utilizing a voice band for a voice band communication service and utilizing a frequency band higher than the voice band for data communication in order to set up data communication of the unit by utilizing a signal for the voice band. The xDSL subscriber's unit is provided with a low pass filter and a voice band communication function in addition to an xDSL function, a high pass filter and a control function.
Patent JP-2001230562-A (JP)
Title: Portable telephone set
Inventor: NISHIMURA KATSUNORI
IPC: H05K5/02
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To provide a portable telephone set, whereby a user will not have sense of uneasiness during the speech of the user and the user can conduct conversation at ease. SOLUTION: The portable telephone set is constituted of a first telephone-set component 3 having a receiver portion 2, a second telephone-set component 5 having a microphone part 8, and a hinge mechanism 6 for coupling in a rotatable way these first and second telephone-set components 3, 5 to each other. When using the hinge mechanism 6, there is provided a fastening means 9 for fastening at an arbitrary position the turning angle formed by the first telephone-set component 3 with the second one 5.
Patent JP-2001233913-A (JP)
Title: Manufacturing method of linear alpha olefin
Inventor: SHIRAKI YASUSHI
IPC: C08F4/642
Filed: 2000-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a highly pure linear α-olefin in good producibility. SOLUTION: In a method of manufacturing a linear α-olefin by polymerizing ethylene in the presence of a catalyst, the method of manufacturing a linear α-olefin uses the catalyst wherein a preliminarily prepared catalyst comprising the combination of a zirconium compound and an aluminum compound as the catalyst is heat-treated at 90150 deg.C for 1-15 min.
Patent JP-2001179135-A (JP)
Title: Spray head
Inventor: SUNDHOLM GOERAN
IPC: B05B1/00
Filed: 2000-02-24
Abstract: PROBLEM TO BE SOLVED: To form mist at a specified pressure. SOLUTION: A first boring includes a first diameter, and a second boring includes a second diameter. The spray head has high efficiency and an extremely simple structure. The first boring of the head a diameter of 0.1-0.9 times the diameter of the second boring, the first boring has a length of 0.25-15 times the diameter of the first boring, and the second boring has a length of about 0.25-15 times the diameter of the second boring.
Patent JP-2001233966-A (JP)
Title: Phenolic rein laminate
Inventor: OKUMOTO SATOSHI
IPC: C08G8/32
Filed: 2000-02-24
Abstract: PROBLEM TO BE SOLVED: To provide a phenolic resin laminate having excellent flame retardance and processability. SOLUTION: An unsaturated fatty acid or an ester thereof is reacted with a halogen compound. The product thus obtained is reacted with a phenol and an aldehyde. Substrates are impregnated with the phenolic resin composition thus obtained to form a laminate.