baber/WOPTO huggingface dataset:
Patent JP-H03198382-A (JP)
Title: Vertical type field effect transistor
Inventor: NAKAGAWA KIYOKAZU
IPC: H01L29/80
Filed: 1989-12-27
Abstract: PURPOSE:To enhance the rapid workability by a method wherein the interval between a source electrode and a drain electrode is specified not to exceed a specific length while the sets of electrodes independently capable of freely impressing voltage using a Schottky metal are specifically arranged to be gate electrodes. CONSTITUTION:The interval between a source electrode 1 and a drain electrode 2 is specified not to exceed the non-elastic scattering length of electrons while the first-third gate electrodes 3-5 are provided using a Schottky metal to be arranged so that the electrode 3 may bisect the current region to restore the electrodes 4, 5 to one current region again. Next, when the electrodes 3-5 are respectively controlled by independent voltage, the wave functions of electron currents become almost zero to be brought into a pinch-off state so that a longitudinal FET capable of enhancing the rapid workability by augmenting the mutual conductance without increasing the doping concentration of a channel may be manufactured.
Patent JP-H09174791-A (JP)
Title: Decorative material sheet and manufacture thereof
Inventor: TAKAHASHI YUJI
IPC: B32B23/10
Filed: 1995-12-26
Abstract: PROBLEM TO BE SOLVED: To obtain pliability and resistance to abrasion and also to enable incineration disposal of waste which has been impossible so far in regard to vinyl chloride wallpaper. SOLUTION: This decorative material sheet is formed of a foamed resin layer 11 which is formed of a water base resin emulsion containing a foaming agent on a base sheet 10, a printed layer 12 of a desired pattern formed thereon and a acrylic topcoat layer 13 formed on the printed layer.
Patent JP-H07155690-A (JP)
Title: Selection device to select unpolished rice from waste rice
Inventor: YAMAMOTO SOICHI
IPC: B07B1/46
Filed: 1993-12-03
Abstract: PURPOSE:To enable a smooth separation of unpolished rise from waste rice using the frictional resistance of a net surface by providing a divider on a discharge side, then forming an unpolished rice delivery port on a shake-up side, a waste rise delivery port on a shake-down side and an intermediate rise delivery port on an intermediate part, and vibrating a selection net at a specific amplitude and a specified number of times. CONSTITUTION:A selection device to select unpolished rice from waste rice is composed of a wind mill 3 housed in a fixed case 1 and further. a shaking frame 12, a selection net 18, an elevator 31 and a shaking mechanism of the selection net 18. In addition, the selection net 18 is nearly square and consists of one end in a lateral direction on a feed side 19, the other end on a discharge side 20, one end in a horizontal direction on a shake-up side and other end on a shake-down side. Further, the feed side 19 is higher in elevation than the discharge side 20, and the shake-up side is higher in gradient than the shake-down side with a divider provided on the discharge side 20 and an unpolished rice delivery port 28 on the shake-up side. In addition, a waste rice delivery port is provided on the shake-down side and an intermediate rice delivery port on the intermediate part. In this way, the selection net 18 is so designed that it shakes at an amplitude of about 10mm and at a shaking frequency of about 350 to 400 times per minute.
Patent JP-2000163569-A (JP)
Title: Improving method and device for picture quality
Inventor: MIYAKE YOICHI
IPC: H04N1/409
Filed: 1998-11-30
Abstract: PROBLEM TO BE SOLVED: To eliminate the noises without deteriorating the sharpness to improve the picture quality, deleting the image redundancy via the analyses of primary components of image data and to compress the image data by executing the said analyses, deciding the dimensions of primary components necessary for reconfiguration of the image data and reconfiguring the image data based on the primary component data. SOLUTION: An image input means 1 inputs the image data 100, and a primary component analysis means 2 operates the primary components of the data 100 inputted by the means 1. A primary component dimension selection means 3 selects the primary component dimensions 300 used for the reconfiguration of an image based on the primary component data 200 which are analyzed by the means 2. An image reconfiguration means 4 reconfigures the image data 400 based on the dimensions 300 selected by the means 3. The primary component analyses which are executed by the means 2 show a kind of multivariate analysis technique that deletes the primary components including many noise components and then reconfigures an image to eliminate the noises.
Patent JP-H04210112-A (JP)
Title: Nail with knob
Inventor: TAKAMI YOSHIYA
IPC: F16B15/00
Filed: 1990-11-30
Abstract: PURPOSE:To eliminate slackening of a nail even in the event of slackening at the periphery of the nail body due to degradation of the material quality by furnishing a thick knob on the nail body, and tightly sucuring the periphery of the body and the knob by the restoring force of the material to be generated after the nail is driven into the construction material. CONSTITUTION:A knob 2 is provided on the body of a nail in it position nearer the tip, and the tip is applied to the material and driven into it by striking the head 3 with a metal hammer. The knob 2 has a little larger dia. than the periphery of the body 1 of the nail, which is thus fixed by the restoring force of the material exerted after the knob 2 is fixed in the material. Thus the knob plays a large roll to obtain fast bond of material. This knob-equipped nail is driven into construction material while the tip is applied to the material such as wood and the head 3 is strucken, and thereby fast bond is accomplished. Thus no play is generated between the nail and wood, and the bonded part will never be separated.
Patent JP-H08235265-A (JP)
Title: Information system for production management
Inventor: MAUSUTAFUA SAMAHA
IPC: H01L21/66
Filed: 1995-12-26
Abstract: PROBLEM TO BE SOLVED: To improve an information system which quickly manages the production of a monolithic semiconductor integrated circuit, especially, during the manufacture so that the production of the integrated circuit can be controlled more quickly and effectively. SOLUTION: An information system is provided with a device 1 which collects products- and manufacture-specific data and transmits the data to a data base 2 and an analyzing device 3 which analyzes the data, and the data stored in the data base 2 are analyzed by means of the device 3 in accordance with a plurality of programmable test profiles. When the test profiles exceed a preset limit, messages m1, m2, and m3 are immediately transmitted to at least one of receiving stations 5, 6, and 7 respectively assigned to the test profiles through an electronic mail system so that the testing process, operating process, or process-related inspections in the current and/or next production operations can be started.
Patent JP-H03198633-A (JP)
Title: Rotor of electric motor, and manufacture thereof
Inventor: BABA HIROYUKI
IPC: H02K1/27
Filed: 1989-12-27
Abstract: PURPOSE:To prevent rush from being generated on a rare earth magnet, and keep strength high, and obtain the one of a high coaxial degree easily, and need no expensive jigs by forming the cylindrical rare earth magnet impregnated with synthetic resin, and a shaft with the rare earth magnet fitted on, integrally. CONSTITUTION:A rare earth magnet 3 is cylindrically formed, and the inner diameter(d) is 3mm, and the outer diameter D is 6mm, and the length L in the axial direction is 7.5mm. The rare earth magnet 3 is such that epoxy resin 5 of matrix resin of 2wt.% magnet powder 4 in weight percentage is mixed in magnet powder 4 of Nd-Fe-B, and pores 6 in the magnet powder 4 and the epoxy resin 5 is impregnated with acrylic resin 7. Then, a shaft 2 and the rare earth magnet 3 are connected to each other with the acrylic resin 7 included in the rare earth magnet 3.
Patent JP-2000162408-A (JP)
Title: Microlens built-in substrate and its manufacture
Inventor: MATSUSHIMA HITOSHI
IPC: B29D11/00
Filed: 1998-11-30
Abstract: PROBLEM TO BE SOLVED: To obtain a microlens built-in substrate capable of having a sufficient mechanical strength and a short focal distance, and to obtain its manufacturing method. SOLUTION: After plural convex microlenses 4 are formed on a surface of a first transparent substrate 1, a wall 10 is formed around the plural microlenses 4 on the first transparent substrate 1. Next, a second transparent substrate 2 is glued on the plural microlenses 4 and the wall 10. Then, after two transparent electrodes having a space to be filled with a liquid crystal are formed and assembled on the second transparent substrate 2, it is baked. Last, a different refractive index material 6 having a different refractive index from the microlens 4 is injected into a hollow part 8 between the first transparent substrate 1 and the second transparent substrate 2.
Patent JP-H06181614-A (JP)
Title: Harvester for bulb
Inventor: OGATA OSAMI
IPC: A01D17/04
Filed: 1992-12-21
Abstract: PURPOSE:To provide a harvester capable of harvesting bulbous plants in high efficiency even on a field having ridges. CONSTITUTION:A bulb-digging part is attached under a vehicle frame of a high-floor tractor. The base end of the digging part is attached to the frame in a vertically tiltable manner and the digging edge at the tip end is made to be vertically movable to contact with or separate from the field surface.
Patent JP-H04209393-A (JP)
Title: Semiconductor memory circuit
Inventor: TAKAHASHI HIROYUKI
IPC: G11C7/06
Filed: 1990-11-30
Abstract: PURPOSE:To unnecessitate a power-up and to reduce the power consumption by providing a current source circuit and controlling the amount of current flowing in a pair of bipolar transistors by the potential of connecting lines pair. CONSTITUTION:The differential voltage is generated between the lines pair by the differential current made to flow in a common lines pair for collectors of the bipolar differential circuit 100. Each collector terminal of the circuit 100 are connected to connecting lines RB1, RB2 for common collector and connected to the emitter terminals of bipolar transistor Q1, Q2 then subjected to potential clamping. At this time, a standby current circuit S1 to supply the standby current to the transistors Q1, Q2 is functioned as a current source circuit. The amounts of current flowing in the transistors Q1, Q2 are controlled by the circuit S1 with the utilization of the aforementioned potential difference. Then, the power-up of S1 for the circuit 100 is obviated and the current value is reduced, and at the same time, the current can be made to flow with concentrating to the required part and the speed increase is realized.
Patent JP-H06184617-A (JP)
Title: Sleeve refractory for molten steel tapping hole in converter
Inventor: HANAGIRI SEIJI
IPC: C21C5/44
Filed: 1992-12-21
Abstract: PURPOSE:To prevent the generation of crack by tension stress caused by high temp. at the time of tapping molten steel by constituting a sleeve refractory for tapping the molten steel from a converter with MgO-C series refractory and incorporating Al2O3 in the inside part. CONSTITUTION:The sleeve refractory used to the molten steel tapping hole in the converter is constituted with the MgO-C series refractory and also, in a part 1 being in direct contact with the molten steel in the inside, Al2O3 having >=96% quality is contained at 1-8% outside content and C content in the inside part 1, such as 5-30%, is higher than C content in the outside part 2, such as >=2%. As the Al2O3 is contained in the inside part, MgO, Al3O3 series spinel is generated by high temp. of the passed molten steel, and the structure in the inside part 1 is made to be close because of thermal expansion at this time, and the generation of crack is prevented.
Patent JP-2000164724-A (JP)
Title: Manufacture of semiconductor integrated circuit
Inventor: OKODA TOSHIYUKI
IPC: H01L21/8248
Filed: 1998-11-30
Abstract: PROBLEM TO BE SOLVED: To form a high-performance J-FET element in a simple manufacturing process by a method, wherein an N-channel J-FET element is formed in a P-type well region and the element is formed, using in common each region of an NPN transistor. SOLUTION: A P-type well region 26 is formed in an N-type epitaxial layer 25. A gate contact region 29 of a J-FET element in the region 26 is formed simultaneously with the formation of a base region 28 of an NPN transistor. Moreover, source and drain regions 31 and 32 of the J-FET element are formed simultaneously with the formation of an emitter region 30 in the region 28. An N-type channel region 33 and a top gate region 34 are formed within the region encircled by the region 29. A P+ embedded layer 23 is formed in the lower part of the region 26.
Patent JP-H11176543-A (JP)
Title: Insulating plug for discharge lamp device
Inventor: MOCHIZUKI KUNIMASA
IPC: H01R33/02
Filed: 1997-12-11
Abstract: PROBLEM TO BE SOLVED: To provide an insulating plug for discharge lamp device without generating a void. SOLUTION: In this plug, a rearward extension cylindrical part 42 is formed in a rear end of a synthetic resin plug main body 30 connected to an arc tube 10 at a front end thereof, and the peripheral surface of the cylindrical part 42 is provided with a belt-like minus terminal 44 electrically connected to the arc tube and the inside of the cylindrical part 42 is provided with a plus terminal 47 electrically connected to the arc tube, and a lamp side connector C2 is integrated with the plug main body 30.  A front end of the plug main body 30 is formed of an inner cylindrical part 31 for fixing a rear end of the arc tube 10 and an outer cylindrical part 33 provided with a focus ring 34 and surrounding the inner cylindrical part 31, and the whole of the plug main body is formed into a nearly even thickness at each part, and the insulating plug main body 30 is formed by injection molding in the condition that an extension end surface of the rearward extension cylindrical part 42 having the maximum thickness faces to a gate 82 of a die. With this structure, generation of void in the plug main body 30 is eliminated, and insulating property between a plus terminal 47 and a minus terminal 44 is improved.
Patent JP-H03203108-A (JP)
Title: Lighting apparatus
Inventor: MARUYAMA TATSUO
IPC: F21V7/00
Filed: 1989-12-29
Abstract: PURPOSE:To prevent an increase in temperature of a lamp body by providing an optical multilayered film which reflects infrared rays and permeates visible lights on the bulb surface of a lamp, forming a lamp body by infrared ray- permeating plastics, and providing an optical multilayered film which permeates the infrared rays and reflects the visible lights on a reflecting surface. CONSTITUTION:When a lamp 17 is lighted, among the light radiated from the lamp 17, visible lights are permeated through an optical multilayered film on the surface of a bulb 19, reflected by an optical multilayered film on the reflecting surface 32 of a lamp body 6, and radiated from alighting opening 7. On the other hand, infrared rays unnecessary for illumination are reflected into the lamp 17 by the optical multilayered film on the surface of the bulb 19. The reduced infrared rays permeated through the bulb 19 and emitted to the reflecting surface 32 from the lamp 17 are permeated through the optical multilayered film on the reflecting surface 32 and the lamp body formed of infrared ray-permeating plastics, and radiated out of the lamp body 6 while scattering without being reflected by the reflecting surface 32 and absorbed by the lamp body 6.
Patent JP-2000166007-A (JP)
Title: Controller for motor car
Inventor: SAWADA TAKEFUMI
IPC: H02P21/22
Filed: 1998-12-01
Abstract: PROBLEM TO BE SOLVED: To perform smooth control changeover by processing a computed torque command with a filter, making an output just before the changeover an initial value, when changeover between torque control and speed control is performed. SOLUTION: A motor controller 3 is provided with a torque command processor for torque control and speed control 6, and a current control unit 7. A torque command τT* (τN*) is computed in the torque command processor for torque control 4 in the case of a torque command, and in the torque command processor for speed control 5 in the case of a speed command. In the control unit 7, a current is controlled so as to output a torque τ* in accordance with an inputted torque command to be used for current control. The current control is performed by detecting a current flowing really in a motor 1 with a sensor 9 and performing feedback control, and a PWM signal is outputted. An inverter 8 performs PWM control on the basis of the inputted PWM signal, and drives the motor 1.
Patent JP-2001155292-A (JP)
Title: Traffic state evaluation display method
Inventor: MAEDA SHOSAKU
IPC: G08G1/01
Filed: 1999-12-01
Abstract: PROBLEM TO BE SOLVED: To provide a traffic state evaluation display method by which a traffic state is easily grasped in relation to a variable concerning vehicle speed and a variable concerning a vehicle jam state. SOLUTION: A plurality of comments corresponding to the first variable concerning vehicle speed and the second variable concerning the vehicle jam state or visual attributes which can serve as a substitute of the comments are previously decided, the first or second variable corresponding to actual measurement information concerning the vehicle is selected and the traffic situation is displayed.
Patent JP-H03205225-A (JP)
Title: Vegetable and fruit transport method using sheet pallet
Inventor: SATO TADAO
IPC: B65G35/06
Filed: 1989-12-31
Abstract: PURPOSE:To speed up a cargo handling work and to simplify the work by loading a sheet pallet with packed vegetables and fruits, storing or transporting the same as it is to unload the pallet loaded with the vegetables and fruits, and collecting the emptied pallet. CONSTITUTION:Vegetables and fruits are packed by a producer or a vegetable and fruit collector 1, and loaded on a sheet pallet placed on a load carrying platform of a transport apparatus such as a truck or the like in a sheet pallet collecting place 4. The loaded vegetables and fruits are transported to a wholesale market 3 by a carrier 2. Subsequently, the packed vegetables and fruits are unloaded as they are still placed on the sheet pallet, and then the packed vegetables and fruits are unloaded. The emptied sheet pallet is discarded or sent to a collecting place 4. Accordingly, a cargo handling work can be performed quickly and easily, and as the sheet pallet is thin and light-weighted, handling or the transport for sending back are felicitated.
Patent JP-H11158199-A (JP)
Title: Pheromone binding protein and its production
Inventor: LEAL BALTER SUAREZ
IPC: C07K14/435
Filed: 1997-11-28
Abstract: PROBLEM TO BE SOLVED: To provide a means capable of supplying a sufficient amount of molecule binding protein (OBP) of insects and mass-producing OBP in a physiologically active state. SOLUTION: A pheromone binding protein obtained from Bombyx mori is expressed by using Escherichia coil by a pelB signal peptide-containing pET-22b vector to efficiently obtain a pheromone binding protein in a physiologically active state.
Patent JP-H10112709-A (JP)
Title: Authentication method
Inventor: HORIKAWA KOICHI
IPC: H04L29/06
Filed: 1996-12-20
Abstract: PROBLEM TO BE SOLVED: To set a mode of a transfer mode when an authentication type differs between LSIs and a mode when transfer is made between management domains for each management mode by using an authentication key assigned to an interface so as to authenticate an NHRP packet. SOLUTION: A terminal equipment 11 sends an NHRP Resolution Request with a key A added thereto to an NHS-A 100. The NHS-A 100 uses an Authentication Extension added to the received NHRP packet and a key A assigned to the received interface to conduct authentication. When the terminal equipment 11 has a legal key A, it is discriminated that the NHRP packet is valid. Even if a terminal equipment 12 having an illegal key sends the Resolution Request to the NHS-A 100, an error is sent back as an illegal NHRP packet and it is aborted.
Patent JP-2001159455-A (JP)
Title: Power transmission mechanism
Inventor: OCHIAI YOSHIHIRO
IPC: F16H55/36
Filed: 1999-12-01
Abstract: PROBLEM TO BE SOLVED: To provide a power transmission mechanism for surely shutting off torque, when overload is generated even if rust and oil are stuck. SOLUTION: In normal operation, rotation of an outer ring 3 is transmitted to a hub by engagement of respective arched band-shaped recessed parts 5b of an inner ring 5 and respective arched band-shaped engaging parts 6b of a washer through a rubber member 4, the inner ring 5 and the washer by frictional force generated by the pressure-contact of respective arched band-shaped engaging parts 6c of the washer and respective arched band-shaped projecting parts 10b of the hub 10. The rotation of the outer ring is transmitted to the hub engagement of approximately track-shaped hole 7a of a plate and an approximately track-shaped plate part 10f of the hub by frictional force generated by the pressure-contact of a flange part 5b of the inner ring and the plate 7. In either case, a plate spring 8 presses the plate, the inner ring and the washer against the hub.  In overloading situation, respective arched band-shaped engaging parts 6c are dropped in respective arched band-shaped recessed parts 10c, respective arched band-shaped engaging parts 6b are displaced to respective arched band-shaped projecting parts 5c, and the inner ring rotates freely.
Patent JP-H07164736-A (JP)
Title: Thermal recording label
Inventor: TAKANO SHINJI
IPC: B41M5/337
Filed: 1993-12-14
Abstract: PURPOSE:To obtain a thermal recording label having no problem of stability and operability from an aspect obtaining heat energy by the irradiation with light, also having no problem of the dynamic sensitivity or background fog of thermal color forming layer, excellent in light fastness and head matching properties and requiring no release paper. CONSTITUTION:In a thermal recording label wherein a thermal color forming layer is provided on one surface of a support and a thermal self-adhesive layer is provided on the other surface thereof, an intermediate layer based on a water- soluble high-molecular resin and a filler is provided between the support and the thermal self-adhesive layer and an IR absorber is added to the intermediate layer.
Patent JP-H05255156-A (JP)
Title: Manufacture of higher alcohol by catalytic hydrogenation of carboxylic acid alkylester
IPC: C07C29/141
Filed: 1992-12-22
Abstract: PURPOSE: To obtain higher alcohols by catalytic hydrogenation of carboxylic acid alkyl ester in the presence of a specific catalyst.  
     CONSTITUTION: Using a catalyst of formula, CuZn0.5-2Mn0.01-0.5Ox (x is the number of O per formula unit necessary for electric neutrality), carboxylic acid alkyl ester is subjected to catalytic hydrogenation to be a saponification value of 5 of less at a temperature of 150-250°C and under a pressure of 100-400 bars to obtain higher alcohols. As for the catalyst, a catalyst molded product (example: column or sphere) having 0.15-1.2 cm 3 /g pore volume (measured by a mercury porosimeter), 20-180 m 2 g specific surface area, and a mean transverse compression force of at least 40N in an oxidation type is used. The catalyst is superior in both hydrogenation activity and selectivity and can completely inhibit production of diethylether. 
     COPYRIGHT: (C)1993,JPO