baber/WOPTO huggingface dataset:
Patent JP-2000164510-A (JP)
Title: Iii-v nitride compound semiconductor substrate and manufacture of the same, and semiconductor device and manufacture of the same
Inventor: MORITA ETSUO
IPC: H01L21/205
Filed: 1998-11-26
Abstract: PROBLEM TO BE SOLVED: To provide a III-V nitride compound semiconductor substrate with satisfactory characteristics and a large area and a method for manufacturing this substrate, and a semiconductor device with satisfactory characteristics, using this substrate and a method for manufacturing this device. SOLUTION: An Al2O3 crystal layer 2 is grown on an Si substrate 1, and a III-V nitride compound semiconductor layer 4 is grown on this Al2O3 crystal layer 2, so that a III-V nitride compound semiconductor substrate can be manufactured. The facial azimuth of the Si substrate 1 is defined as (111) or (100). The Al2O3 crystal layer 2 is a γ-Al2O3 crystal layer or α-Al2O3 crystal layer. The Al2O3 crystal layer 2 can be formed as a continuous film or an island- shaped film. Also, the Si substrate 1 or the Al2O3 crystal layer 2 can be removed, after the substrate is manufactured. Another crystal substrate can be substituted for the Si substrate 1, and an amorphous substrate can be substituted for the crystal substrate. Then, a GaN system laser or a GaN system FET is manufactured by using this III-V nitride compound semiconductor substrate.
Patent JP-S63264454-A (JP)
Title: Novel prolinal derivative, production thereof and antiamnesic agent containing said derivative
Inventor: TODA MASAAKI
IPC: A61P25/28
Filed: 1987-12-28
Abstract: NEW MATERIAL:A compound expressed by formula I [A is formula II (either of R<1> and R<2> is H and the other is 2-5C alkyl, 1-5C alkoxy, phenyl, etc., or formula III (m is 3-6); n is 3-10; D is halogen, nitro or carbocyclic ring unsubstituted or substituted by a 1-4C alkyl]. EXAMPLE:N-(2-Isopropyl-6-phenylhexanoyl)-L-prolinal. USE:An antiamnesic agent having inhibitory activity against prolyl endopeptidase. PREPARATION:A prolinol derivative expressed by formula IV is subjected to oxidative reaction using a tertiary amine or oxidizing agent (e.g. sulfur trioxide-pyridine complex) in a solvent, such as DMSO, at 0-50 deg.C to afford the aimed compound expressed by formula I.
Patent JP-2001156430-A (JP)
Title: Method of manufacturing circuit board and circuit connection material
Inventor: FUJINAWA MITSUGI
IPC: H01R12/51
Filed: 1999-11-26
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing an electric.electronic circuit board by the use of resin that is more excellent in low-temperature quick-curing and has a longer pot life than usual epoxy resin and a circuit connecting material. SOLUTION: A first circuit member provided with a first connection terminal and a second circuit member provided with a second connection terminal are arranged making the first and second connection terminal confront each other, the first and second connection terminal arranged confronting each other are electrically connected together using circuit connecting material which contains following materials (1) a curing agent which generates free radicals by heating, (2) hydroxyl group-containing resin possessed of molecular weight 10000 or above, and (3) radical polymerizable substance as integral components through a connection method in which the first and second connection terminal are superposed on each other through the intermediary of the circuit connecting material,  and the superposed first and second connection terminal are electrically and mechanically connected together by thermal compression and ultrasonic wave application for the formation of a circuit board.
Patent JP-H10171462-A (JP)
Title: Method and device for analyzing and synthesizing sine wave
Inventor: SOGO AKIRA
IPC: G10L13/00
Filed: 1996-12-16
Abstract: PROBLEM TO BE SOLVED: To enable an efficient analysis and a natural synthesis by preventing spectrum from being intensively selected due to an effect of performance such as vibratos, etc. SOLUTION: When a plurality of sine wave candidates for synthesizing original sound signal Si are extracted as a result of an analysis by selecting a sine wave of which error from the original signal Si is a minimum in frequency analysis part 3 and repeating a processing fixed times by which a difference waveform between the original sound signal Si and the selected sine wave is made to be the next signal for analysis, a performance method detection part 8 extracts the modulated component to the sine wave included in the signal for analysis based on the selected sine wave as performance method information such as vibratos, tremolos, etc. The sine wave in the neighborhood frequencies of the selected sine wave is not selected, but modulated components are adopted as an analysis result as well as the selected sine wave.  Also, the result of the analysis is modulated by an amplitude modulator 90 and a frequency modulator 10 based on the modulation component from which the selected sine wave has been detected, and is subtracted from the signal for analysis by a subtractor 11, and the difference waveform is adopted as the next signal for analysis. In the case of synthesis, a modulation processing based on the modulation component is provided to the selected sine wave before a synthetic processing of the waveforms is executed.
Patent JP-H0693347-A (JP)
Title: Method for vacuum-vaporized recovery and device therefor
Inventor: YOKOYAMA YOSHIAKI
IPC: C22B9/04
Filed: 1991-11-26
Abstract: PURPOSE:To provide a vacuum-vaporized recovering method and the device therefor, in which temp. raising speed is quickened and merit in cost is high. CONSTITUTION:An outer retort 4 is arranged in a furnace vessel 1 and also, an inner retort 6 is inserted into the outer retort 4 to form a charging space for material 7 to be treated between the inner and the outer retorts. A heater 8 is arranged at the outside of the outer retort 4 and also, a heater 9 is arranged at the inside of the inner retort 6a. Further, in the furnace vessel 1, the recovering device 10 for reducing the pressure in the furnace and also, solidifying and recovering vaporized material in the furnace is arranged. By this method, the heating of the material to be treated and the temp. raising can efficiently be executed and the throughput, is improved, and the running cost is reduced and the waste material and the vaporized material of recovered zinc, etc., can be reused.
Patent JP-H06291311-A (JP)
Title: High-voltage transistor
Inventor: UEIN BURAIAN GURABAUSUKII
IPC: H01L27/098
Filed: 1993-12-28
Abstract: PURPOSE: To enhance the reliability by forming a first conductivity type extended drain part in the valley of a second conductivity type potential being contained in a first conductivity type circuit board thereby holding the breakdown voltage at a high level. CONSTITUTION: A first conductivity type extended drain part is formed in the valley 11 of a second conductivity type potential being contained in a first conductivity type circuit board 10. An insulating part 25 is formed on the extended drain part and a gate part 21 is formed on the surface 9 of the circuit board 10 with one side face touching one end of the extended drain part. Subsequently, a first conductivity type drain part is formed to abut on the other end of the extended drain part and a source part is formed on the other side face of the gate part 21. According to the structure, breakdown strength is held at a high level and a high voltage circuit being employed in various circuits can be improved.
Patent JP-H03198749-A (JP)
Title: Feed for piglet at lactation stage
Inventor: YAJIMA TAKATSUGU
IPC: A23K1/18
Filed: 1989-12-27
Abstract: PURPOSE:To obtain the subject feed for piglets at lactation stage excellent in taste, high in feed intake and excellent in solubility in water or hot water by blending a feed for piglets at lactation stage with a powdery chicken egg, granulating the resultant mixture and drying the granulated feed. CONSTITUTION:A feed for piglets at lactation stage mainly composed of a powdery milk, grain powder, etc., is blended with a powdery chicken egg, preferably obtained by pulverizing a lyophilized chicken egg or by spray-dried chicken eggs in an amount of about 0.5-10wt.% and the resultant mixture is granulated while adding water. The granulated material is subsequently dried to <= about 10wt.% water content.
Patent JP-2001154142-A (JP)
Title: Head-mount type display device
Inventor: UENISHI HARUKO
IPC: G02B27/02
Filed: 1999-11-26
Abstract: PROBLEM TO BE SOLVED: To provide an HMD having an impact buffer material for which a shaping property is maintained even when the material receiver to a particularly strong force. SOLUTION: A head holding member 2 comprises an outer side composed of material having high strength and an inner side consisting of the impact buffer material, i.e., an open cellular soft polyurethane foam and a film disposed on the inner surface of the open cellular soft polyurethane foam. An image display light exit device 1 is held by an arm 5 at the head holding member 2. Speakers 4 are built into both ear parts of the head holding member 2.
Patent JP-H03199696-A (JP)
Title: Centrifugal pump
Inventor: YAMASHINA MAMORU
IPC: A47J41/02
Filed: 1989-12-27
Abstract: PURPOSE:To enable installation of a centrifugal pump in a small space and to reduce the number of parts by composing the centrifugal pump of a cylindrical magnet secured to an impeller, a coil disposed in the space of the magnet, and a cap-shaped partitioning plate for insulating the impeller from the coil and for sealing the pump chamber. CONSTITUTION:A centrifugal pump is composed of a case 1 defining a pump chamber, an impeller 2 disposed in the pump chamber, a cylindrical magnet 3 attached to the impeller 2, a coil 4 disposed in the cylinder of the magnet 3, a cap-shaped partitioning member 5 which insulates the coil 4 from the magnet 3 and seals the pump chamber, a yoke 6, a core 7, etc. A electric current supplied to the coil 4 causes the magnet 3 and the impeller 2 to rotate and thereby liquid flows in from an inlet 11 and is discharged through an outlet 12. A hall element 8 detects the magnetic field of the magnet 3 and a driving IC controls an electric current flowing in the coil to stably rotate the magnet at a high speed. A driving unit can be composed of only the coil, a means for detecting the magnetic field and a control means so that the pump can be constructed in a thin shape.
Patent JP-H07190062-A (JP)
Title: Multilayer structure end bearing and its manufacture
Inventor: TANAKA TADASHI
IPC: F16C17/04
Filed: 1993-12-28
Abstract: PURPOSE:To provide excellent non-seizing property by providing a copper alloy layer bonded onto a steel back plate, a Cu-Sn intermetallic compound layer bonded onto the alloy layer and having specified thickness and hardness, and a tin layer bonded onto the compound layer and having a specified thickness for providing a sliding part surface. CONSTITUTION:A multilayer structure end bearing has a steel back plate, a copper alloy layer bonded onto the back plate, a Cu-Sn intermetallic compound layer bonded onto the alloy layer and having a thickness of 0.5-4mum and a micro Vickers hardness of 400-700, and a tin layer bonded onto the compound layer and having a thickness of 0.5-4mum for providing a sliding part surface. When a tin film is formed on the copper alloy surface by electric plating an thermally treated at 200 deg.C for 2-4 hours, the tin in contact with the copper alloy is partially diffused into the copper alloy to form a diffused layer consisting of Cu6Sn5, the state where the tin film is present on the diffused layer is formed, the tin film is firmly connected to the copper alloy, and the sliding surface is hardened on the diffused layer. The possibility of seizure or wear at the initial stage is eliminated, and the non-seizing property in the following operation can be improved.
Patent JP-H08174504-A (JP)
Title: Router for woodworking
Inventor: MORI YUKIO
IPC: B27C5/00
Filed: 1994-12-22
Abstract: PURPOSE: To install a main body of a router for woodworking even in a narrow space in which a height is limited by a method wherein the main body is made compact by providing a means in which a motor is moved left and right and a means in which the motor is moved vertically respectively below the head and the motor. CONSTITUTION: After detecting a height of material to be worked 33 by bringing a switch in contact with an upper surface of the material to be worked 33, a Y-axis frame 9 is once raised, and a turret head 24 is rotated with a turret head rotating motor 27. A cutter 20 necessary for a worked shape is positioned left, and an intermediate gear 25 is engaged with a gear 26. A Z-axis frame 18 is moved with a Z-axis motor 16, and a cutter 20 is moved to an optional position in a Z-direction. Then, the cutter 20 is revolved by driving a cutter driving motor 19. Thereafter, a Y-axis motor 6 and an X-axis motor are successively driven. The material to be worked 33 is machined to an optional shape with the cutter 20 while the turret head 24 is moved in an X- or Y-direction with an Y-axis motor 9 or an X-axis motor 14.
Patent JP-H07201744-A (JP)
Title: Semiconductor thin film vapor depositing device
Inventor: AI KIYOTAKE
IPC: H01L21/31
Filed: 1993-12-28
Abstract: PURPOSE:To facilitate the control of the crystal composition of the semiconductor crystal depositing on a semiconductor substrate by controlling a heating means using the signals from a temperature measuring means thereby reducing the dispersion in the crystal composition between deposited batches. CONSTITUTION:The semiconductor thin film vapor depositing device is provided with a temperature measuring means 6 on the part heat radiated from the surface of a semiconductor substrate 2 out of the wall parts of a reaction tube 1 i.e., the part wherein heat radiation from a heating means 4 is shielded by a substrate holding base 3 or the semiconductor substrate 2 or a mechanism 7 controlling the heating means 4 by the signals from this temperature measuring means 6 is also provided. That is, since the measured temperature by a thermocouple 6 precisely reflects the surface temperature of the semiconductor substrate 2, the fluctuation in the temperature of the semiconductor substrate 2 can be suppressed by controlling the power fed to the resistance heater 4 according to the measured temperature thereby enabling the dispersion in the crystal composition between deposited batches to be reduced.
Patent JP-H09177441-A (JP)
Title: Heat insulating shape
Inventor: KIMURA YOSHITOMO
IPC: E06B1/32
Filed: 1995-12-25
Abstract: PROBLEM TO BE SOLVED: To prevent deformation by caulking force even when a part on which a receiver piece and a caulking piece are provided is made a thick and small plate body. SOLUTION: Receiver pieces 12, 22 and caulking pieces 13, 23 are respectively and integrally provided on a plate type main body of one side member 10 and a plate type main body 21 of the other side member 20. Thereafter, caulking force is supported on a mandrel 40 at the time of caulking the caulking pieces 13, 23 in a state caulking force supporting surfaces 15, 25 of these receiver pieces 12, 22 are made orthogonal with the main bodies 11, 21 and are made contact with the mandrel 40. Consequently, the main bodies 11, 21 are not deformed by the caulking force.
Patent JP-H09176265-A (JP)
Title: Urethane prepolymer
Inventor: FUKUMURA KOUKI
IPC: C08G18/75
Filed: 1995-12-25
Abstract: PROBLEM TO BE SOLVED: To obtain a urethane prepolymer useful for a urethane coating material and other applications and improved in weatherability and in compatibility and reactivity with a polyol by reacting a specified diisocyanate with a polyol. SOLUTION: A solvent mixture comprising isoamyl acetate and o- dichlorobenzene is used to produce 2,5- and/or 2,6- diaminomethylbicyclo[2,2,1]heptane hydrochloride and form phosgene from 2,5- and/or 2,6-diaminomethylbicyclo[2,2,1]heptane and hydrochloric acid gas, the phosgene is then removed, and the hydrochloride is subjected to vacuum rectification to give 2,5- and/or 2,6-diisocyanatomethylbicyclo[2,2,1]heptane, which is reacted with a polyol comprising a triol, such as trimethylolpropane, so as to provide a ratio of NCO groups to OH groups of (3 to 8):1 in the presence of an organotin-base catalyst at 0-120 deg.C to give a urethane prepolymer having terminal active isocyanato groups.
Patent JP-H10174555-A (JP)
Title: Granule of soybean protein and cocoa
Inventor: MORIMOTO HIROYO
IPC: A23G1/30
Filed: 1996-12-17
Abstract: PROBLEM TO BE SOLVED: To obtain granules of soybean protein and cocoa, easily soluble/ dispersible in hot and cold water by granulating soybean having a certain TCA- solubility or higher and cocoa as the major ingredients. SOLUTION: This granules of soybean protein and cocoa are obtained by, e.g. granulating a mixed powder comprising 300 pts.wt. of soybean protein powder having a TCA-solubility of 23%, 300 pts.wt. of cocoa powder, 200 pts.wt. of sugar and 200 pts.wt. of skim milk powder in a fluidized bed type granulator, where the mixed powder is sprayed, while it is granulated, with 500 pts.wt. of a mixed aqueous solution containing 8wt.% of pullulan and 0.8wt.% of erythritol.
Patent JP-H04201131-A (JP)
Title: Inclinination device for work on conveyance line for work
Inventor: KAKIZAKI HIKOJI
IPC: B23P19/00
Filed: 1990-11-30
Abstract: PURPOSE:To eliminate a need for arrangement of a plurality of devices inclined in a plurality of spots on a work conveyance line and to reduce the size of a device by arranging an inclining base bed and an inclining means on a conveying base table conveyed by a carrier conveyor installed on the work conveyance line. CONSTITUTION:In a conveying base table 4 of an inclining device 2, a work W is positioned and placed on an inclination base bed 6, and conveyed in the direction of an arrow mark A over a carrier conveyor 1. In this case, a roller 24 of an inclining means 7 is guided by guide rails 23 and 23 and rolled therebetween. When the guide rails 23 and 23 approach the carrier conveyor 1, the roller 24 also approaches the carrier conveyor 1 in the direction of width, and a rack body 19 is moved over a guide rail 18 in the direction of an inclination shaft 5. In which case, the inclination shaft 5 is rotated, an inclination base bed 6 is inclined around the axis of the inclination shaft 5, and the work W is outfitted. Since, as noted above, constitution related to inclination of the work W is arranged on the conveying base table 4 and the work is conveyed by means of the carrier conveyor l in cooperation with the conveying base table 4, the size of a conveyance line can be reduced.
Patent JP-H10178390-A (JP)
Title: Bit error measuring instrument
Inventor: KAGAWA MITSUAKI
IPC: H04L12/44
Filed: 1996-12-17
Abstract: PROBLEM TO BE SOLVED: To measure a bit error without adjusting the phase of a burst gate signal by each channel by writing a retimed burst test signal in an FIFO memory and designating a desired optical subscriber's side equipment by the burst test signal so as to measure the bit error of a system to be measured. SOLUTION: A data generator 2 outputs the burst test signal to each optical subscriber's side equipment 7-1 to 7-n and outputs a burst gate signal to an error detector 4. Then the FIFO memory 17 successively writes the retimed burst test signal outputted by the retiming circuit 11 of a center side equipment 8 by a reproduced clock signal outputted by digital PLL. 12. Then in an order from the signal inputted earlier, the reproduced burst test signal of bit discontinuity is converted to the burst testing signal of bit continuity by the clock signal outputted by a clock source 3 and outputted to the detector 4.
Patent JP-H03184971-A (JP)
Title: 4, 5-dichloro-2, 2, 4, 5-tetrafluoro-1, 3- dioxolane and its preparation
Inventor: EDOWAADO NUUNAN SUKUWAIA
IPC: C07D317/42
Filed: 1990-11-30
Abstract: NEW MATERIAL: 4,5-Dichloro-2,2,4,5-tetrafluoro-1,3-dioxolane of the formula.  
     USE: Synthesis intermediate for perfluoro-1,3-dioxol. Perfluoro-1, 3-dioxol together with tetrafluoroethylene form crystalline copolymers which are useful as dielectrics for electrical and electronic equipment.  
     PROCESS: 1,3-Dioxolane is chlorinated with a molecular chlorine in the presence of light to give hexachloro-1,3-dioxolane. Then, the product is fluorinated with antimony trifluoride or hydrogen fluoride in the presence of antimony pentachloride to give the subject compound. 
     COPYRIGHT: (C)1991,JPO
Patent JP-H05265630-A (JP)
Title: Method for obtaining three-dimensional data in two-dimensional input device, and computer device
IPC: G06F3/0488
Filed: 1992-11-25
Abstract: PURPOSE: To obtain three-dimensional parameter information with a two-dimensional input device by providing a user-actuation input means and measuring X, Y, and Z parameter values. CONSTITUTION: The user-actuation input means is provided which senses an input signal containing X, Y, and Z values. The X, Y, and Z values are for several reference points. For example, an X measured value (voltage V1 measured at terminal 44/voltage V measured at terminal 43) is for the terminal 44. Similarly, the Y measured value (V2 at connection point 57/V) is for a terminal 47. Further, the Z value is smaller at the time of strong depression that at the time of weak depression. Namely, the X and Y values are normally position values corresponding to depression places.
Patent JP-H03196340-A (JP)
Title: Evaluating method for system performance
Inventor: UNE KAZUO
IPC: G06F15/177
Filed: 1989-12-26
Abstract: PURPOSE:To evaluate the hardware performance by a single instruction by analyzing and evaluating the performance data by comparing it with the past data base accumulated in advance, converting the evaluated data into a code which can be recognized by a man and storing it in a result file. CONSTITUTION:Target performance data 1212 and past performance data 1213 are read in onto a data area 1103. Subsequently, comparison processing with data measured this time, stored temporarily in a data area 1102 is executed, and an analysis and an evaluation of a problem point are executed. In the end, performance data of the data area 1102 is stored in a file 1214 and outputted. Simultaneously, by an access authority check of a password, a permission level is discriminated, and performance result data within a permission range, and analysis/evaluation data are converted to code which can be recognized by a man's eye by the data area 1102 and the data area 1103, respectively, and outputted to an output device 1302. In such a way, the system performance evaluation is ended by a single measurement, and also, the security of the obtained performance data is guaranteed.
Patent JP-H08230146-A (JP)
Title: Cylinder of rotary press
Inventor: BUIRUFURIITO HARUTAA
IPC: B41F13/34
Filed: 1995-12-25
Abstract: PROBLEM TO BE SOLVED: To provide the cylinder of a rotary printing machine, in which a cylinder main body can be detached from bearing journals and only the minimum axial movement of the bearing journal is allowed. SOLUTION: Pins 23 are arranged axially and backward movably in the interior of a cylinder main body until the conical end parts 28 become disengaging from the conical recessed parts 14 of bearing journals 6 and 7.