baber/WOPTO huggingface dataset:
Patent JP-2001334500-A (JP)
Title: Method of manufacturing fine structure having high aspect ratio
Inventor: RIN SEIHIN
IPC: C25D1/00
Filed: 2000-05-30
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing an economical and convenient fine structure having a high aspect ratio. SOLUTION: The method of manufacturing the fine structure comprises the steps of filling an electrocasting system with an electrolyte, of selecting a polymer substrate adaptable to be expanded by absorbing a solvent of the electrolyte, of giving surface treatment to the outside of the polymer substrate, of forming an electrically insulating masking film on the outside surface thereof, of forming a fine structure pattern having a plurality of cavities in the substrate, of adhering the polymer substrate to a cathode plate, of immersing the polymer substrate in the electrolyte in the electrocasting system to reduce the diameters and widths of the cavities, of electrocasting a metal or an alloy in the cavities, and of removing the solvent of the electrolyte from the polymer substrate to contract the polymer substrate,  separating it from the electrocast fine structures in the cavities and picking the fine structures.
Patent JP-2001344764-A (JP)
Title: Information recording medium and method for recording and reproducing the same
Inventor: UEKI YASUHIRO
IPC: G11B7/24091
Filed: 2000-05-31
Abstract: PROBLEM TO BE SOLVED: To provide an information recording medium and a method for recording and reproducing the same capable of surely protecting a copyright and surely detecting the regional positions and a layer by changing the side of a land in accordance with the case of including a discontinuous area, plural layers, the divided regions of an area or a region related with copyright information, etc., when address information or a frequency signal are formed as land pre-pits on one side of the land. SOLUTION: Concerning a guiding groove formed on a disk substrate and a frequency signal and/or an address signal recorded on one side (the first side, e.g.) of the guiding groove, the side surface of the guiding groove for recording the frequency signal or the address signal is changed depending on the region.
Patent JP-2000353089-A (JP)
Title: Hardware device for executing programmable instruction on the basis of microinstruction
Inventor: BENAYOUN ALAIN
IPC: G06F9/30
Filed: 2000-05-31
Abstract: PROBLEM TO BE SOLVED: To provide a hardware device which better responds to the necessity of each program, can use a simple instruction when necessary and processes an instruction set that can use more complicated instruction than adaptable to a basic instruction sequence used most frequently. SOLUTION: This device is a hardware device which processes in parallel a decided instruction out of a programmable instruction set that shares a format and has an instruction code field defining an execution step of an instruction corresponding to execution of a microinstruction. In this case, judgment blocks (12 to 20) each of which is associated with a specific instruction of a programmable instruction set and only one of which is selected by a decision instruction in order to define a specific microinstruction to be processed for executing a decided instruction, activation blocks (22 to 30) each of which is associated with the judgment blocks, executes the specific microinstruction and only one of which associated with the selected judgment block is activated and executes the specific microinstruction,  and a microinstruction selection block 46 which is connected to each of the activation blocks and selects the specific microinstruction to be executed.
Patent JP-2001343438-A (JP)
Title: Magnetic sensor
Inventor: MITSUBE MASANORI
IPC: G01R33/02
Filed: 2000-05-31
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic sensor, capable of detecting an external magnetic field by utilizing magnetic impedance effect (also including magnetic inductance effect) with high sensitivity, while excluding the effects of earth's magnetism and sharply discriminating the directionality of the magnetic field. SOLUTION: Four magnetic impedance elements 21-24, with bias magnetic field coils 210-240, are arranged on an insulating substrate in the same direction to constitute a bridge circuit.
Patent JP-2001345514-A (JP)
Title: Semiconductor laser and its manufacturing method
Inventor: WATANABE MINORU
IPC: H01S5/343
Filed: 2000-06-01
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor laser that has two kinds of light sources mounted on the same chip in a monolithic state and at the same time, can be operated by high output for writing to an optical disk, and to provide a method for manufacturing the semiconductor laser device. SOLUTION: On the identical semiconductor substrate 1, a first semiconductor laser structure body 8 having a first wavelength band and a second semiconductor laser structure body 15 having a second wavelength band are formed monolithically, and each laser output end face of the first and second semiconductor laser structure bodies 8 and 15 is changed into a disordered state by a common Zn diffusion process for forming window structure, thus obtaining a high output.
Patent JP-2001345395-A (JP)
Title: Method of sealing hermetic package
Inventor: HIKATA HAJIME
IPC: H01L23/10
Filed: 2000-06-02
Abstract: PROBLEM TO BE SOLVED: To provide a method of sealing a hermetic package, which can make the wettability to a work to be sealed, without raising the sealing temperature, even using a phosphatic sealing glass for the sealing material. SOLUTION: For sealing constituent components of a hermetic package with a sealing material, a sealing surface of at least one of the constituent components is treated with a plasma and then sealed.
Patent JP-2001343372-A (JP)
Title: Liquid chromatograph
Inventor: KAIDO KATSUAKI
IPC: G01N35/10
Filed: 2000-06-05
Abstract: PROBLEM TO BE SOLVED: To simplify a mechanism for diluting a sample to be introduced into an enriching column. SOLUTION: A suction/discharge passage 4a linked to a syringe pump 4 is connected to a sample introduction passage 6 by a passage selector valve 2, and the head of a sampling needle 8 is allowed to penetrate into a sample in a sample bottle 15, and the sample is sucked into the sampling needle 8 and the sample introduction passage 6 by an sucking operation of the syringe pump 4, and then the sampling needle 8 is connected to a sample injection port 14.  When diluting the sample, the suction/delivery passage 4a is connected to the sample introduction passage 8 and bypass passages 10, 12 by switching the passage selector valve 2, and the sample is introduced into a confluence part 16 of a sample introduction passage 18 from the sample injection port 14 by a discharge operation of the syringe pump 4, and diluent liquid is introduced into the confluence part 16 from the bypass passages 10, 12, and the sample is diluted in the sample introduction passage 18 and guided to the enriching column 35 through an analytical passage switching valve 33.
Patent JP-2001347759-A (JP)
Title: Protective layer transfer sheet and photographic printing matter
Inventor: TAKAO SHINO
IPC: B41M5/382
Filed: 2000-06-07
Abstract: PROBLEM TO BE SOLVED: To provide a protective layer transfer sheet and a photographic printing matter, permitting to obtain the photographic printing matter whose case will not be contaminated or whose density will not be deteriorated while excellent in durability such as resistance to light or the like, by a method wherein a protective layer is transferred simply on the image of the printing matter, on which the image is formed by a heat sensitive sublimation transfer system, at a low cost while the printing matter is preserved by contacting the same with a card case, a plastic eraser or the like which contains a plasticizer. SOLUTION: The protective layer, having the property of heat transfer, is provided at least one part on one side of a substrate sheet and the protective layer is produced by employing a protective layer transfer sheet containing at least one kind of an aliphatic compound, an aromatic compound as well as at least one kind of hydroxide group containing compound whereby the protective layer is provided with resistance to light and resistance to a plasticizer having ultraviolet ray absorbing property and such a protective layer is transferred on the image thereby obtaining the printing matter provided with the image excellent in durability such as resistance to a plasticizer, resistance to light or the like.
Patent JP-2001348686-A (JP)
Title: Dry etching method
Inventor: SADAMOTO MITSURU
IPC: H01L21/3065
Filed: 2000-06-08
Abstract: PROBLEM TO BE SOLVED: To prevent the generation of contaminants on the inner wall of an etching device when etching is conducted. SOLUTION: Metals or metal oxides each having a specific surface of 5 times the actual surface area are used as the inner wall of the etching device, the inside of a chamber is heated to >=100 deg.C and the water vapor pressure in the chamber is kept at <=0.003 Pa to conduct etching. As a result, no contaminants are generated in HI dry etching.
Patent JP-2002002561-A (JP)
Title: Crawler excavating vehicle
Inventor: SHIMURA NAOKI
IPC: B62D55/12
Filed: 2000-06-15
Abstract: PROBLEM TO BE SOLVED: To provide a crawler excavating vehicle capable of traveling at a high speed. SOLUTION: This crawler excavating vehicle is formed so that the rear end of a superstructure mounted on a carrier having a crawler traveling device is swung within the longitudinal length and width of the crawler traveling device. An idler 23 and a sprocket 24 are installed on a truck frame 22, apart upward from the ground, at the position on the outside of the turning radius track of the rear end of the upper structure 2 crossing over right and left truck frame gauges N1. Lower rolling rings 25 and 26 positioned close to the idler 23 and sprocket 24 apart upward from the ground are formed in fixed type lower rolling rings, and the fixed type lower rolling rings are installed on the truck frame 22 at the position on the outside of the turning track of the rear end of the upper structure crossing over the right and left truck frame gauges N1.
Patent JP-2001314897-A (JP)
Title: Method for ageing and concentration treatment of livestock excretions
Inventor: MASAKI HIROO
IPC: C12N1/00
Filed: 2000-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a method for obtaining useful fertilizer from livestock excretions without using an aeration apparatus or a concentration apparatus. SOLUTION: Livestock excretions are dehydrated by a screw press or a belt press and the dehydrated cake is fermentated in a solid fermentation tank to be converted to solid fertilizer. The dehydration liquid is mixed with urine and circulated between an aerial structure and a storage tank and oxygen in air is incorporated between the structure exposed to the atmosphere and the storage tank to suppress the anaerobic fermentation in both of the surface of the structure and the storage tank not only to suppress a malodor but also to evaporate moisture to concentrate and age dehydration liquid to obtain concentrated fertilizer.
Patent JP-2002002514-A (JP)
Title: Abnormality judging device for electric motor drive steering auxiliary device
Inventor: ODAKA TAKESHI
IPC: H02P29/02
Filed: 2000-06-16
Abstract: PROBLEM TO BE SOLVED: To provide an abnormality judging device for an electric motor drive steering auxiliary device capable of reducing erroneous judgments of abnormalities caused by the influence of the noise included in the forward/reverse driving current without degrading the abnormality judging sensitivity in requiring the assist steering even when the steering torque is small and the forward/reverse driving current supplied to an electric motor is small. SOLUTION: An abnormality judging circuit F changes the sensitivity of the abnormality judging reference in a decreasing direction by changing the time count number of the generation of the current I in the reverse direction to the forward/reverse rotation instructing current Is if the absolute value of the current I detected by a motor current detection circuit E in comparison with a case where the absolute value exceeds I0.
Patent JP-2001356301-A (JP)
Title: Optical device
Inventor: SATO MASAHIRO
IPC: G02B5/30
Filed: 2000-06-16
Abstract: PROBLEM TO BE SOLVED: To lessen the deterioration of optical characteristics of an optical device having at least one sheet of optical elements, such as polarizers and Faraday rotators. SOLUTION: Fixing materials consisting of inorganic materials are interposed over the entire surface of the flanks of the optical elements and are fixed to a cylindrical constitution member.
Patent JP-2002005548-A (JP)
Title: Household electrical appliance in which combustible refrigerant is used
Inventor: KOMAI TAKAO
IPC: F25B49/02
Filed: 2000-06-19
Abstract: PROBLEM TO BE SOLVED: To prevent danger such as outbreak of fire and explosion, when a refrigerant leaks from a household electrical appliance such as a refrigerator in which a combustible refrigerant is used. SOLUTION: This appliance has a refrigerating cycle including a compressor, etc., in which a combustible refrigerant is sealed, a current detector detecting the operation current of the refrigerating cycle, a control circuit controlling the operation of the compressor, and a detector of refrigerant leakage. The leakage detector detects a leakage of a combustible refrigerant having a leakage rate of at least a fixed value, which possibly causes a room explosion in which the household electrical appliance is installed by comparing a detected decrement in the operation current per hour with a reference value obtained from experiments, etc.
Patent JP-2002009456-A (JP)
Title: Hybrid structure of metal plate and resin
Inventor: KONO TSUTOMU
IPC: H05K5/00
Filed: 2000-06-19
Abstract: PROBLEM TO BE SOLVED: To provide a high rigidity structure in consideration of recycling of a frame of an electronic apparatus. SOLUTION: The electronic apparatus frame has a metal plate 1 with a through hole. A resin 2 is bonded to a metal plate 1 on the face reverse from a gate 14 of a die for outsert molding. The end of the metal plate 1 on the sidewall has a projected shape 4 or a recessed shape 5, and the product has the exterior face opposite to the gate 14, so the gate treatment cost is reduced. A projected shape 4 of the end of the metal plate 1 on the sidewall makes it easy to separate for recycling, and the recessed shape 5 prevents the metal plate 1 from coming off. In this case, the projected shape 4 and the recessed shape 5 of the end of the metal plate 1 on the sidewall can take the arbitrary configuration in manufacturing and take the arbitrary location.  In analytic investigation for realizing light weight and high-rigidity structure, the proportion of metal plate 1 with specific gravity larger than the resin 2 is made 5 to 20% in the whole thickness.
Patent JP-2001036045-A (JP)
Title: Capacitor of semiconductor memory device and manufacture thereof
Inventor: KI KISEI
IPC: H01L21/02
Filed: 2000-06-23
Abstract: PROBLEM TO BE SOLVED: To provide a capacitor of a semiconductor device which generates little leakage current and provides a high capacity. SOLUTION: A lower electrode 40 is formed on a semiconductor substrate 30, and a TaON film 43 as a dielectric film is evaporated in a LPCVD chamber. Then, the surface is nitrided by a rapid heat treatment at 600-900 deg.C in a N2O or N2 atmosphere to form a TaON film 43a having satisfactory quality and high permittivity. On the TaON film 43a, an upper electrode 44 is formed to complete a capacitor of a high capacity.
Patent JP-2002010437-A (JP)
Title: Receptacle cover for electrical shock prevention, and power supply provided with the same
Inventor: SHINJI RYOICHI
IPC: H02G3/02
Filed: 2000-06-23
Abstract: PROBLEM TO BE SOLVED: To provide a receptacle cover for electrical shock prevention, capable of securely preventing electrical shocks which are liable to occur, at times when a power plug is inserted into or removed from a power receptacle. SOLUTION: The cover has a configuration of box body, which can be plugged into a frame body 9 of the power receptacle 3. The height of the box body is larger than that of plug-in terminals 5 and 6 of a power plug 4 inserted into the receptacle. The box body is made of electrically insulated materials. Slots 10, into which a plug is inserted, are provided at places corresponding to the receptacle insertion ports 7 and 8 at insertion of the box body into the receptacle. The receptacle and receptacle cover for electrical shock prevention may be formed integrally.
Patent JP-2002007420-A (JP)
Title: Electronic dictionary device and its program recording medium
Inventor: UEDA HIROBUMI
IPC: G06F3/048
Filed: 2000-06-26
Abstract: PROBLEM TO BE SOLVED: To enable display control according to the specification contents of a display form of optional notation when dictionary data is displayed simply by specifying the optional notation in an electronic dictionary and the display form of the specified notation and to realize utilization of the dictionary with high learning effects, for example, to discriminate, display a part of the notation by coloring it and to display no unnecessary part. SOLUTION: A user specifies a desired item from the respective items to constitute notation by element among the notation by element noted in the electronic dictionaries (an English-Japanese dictionary, a Japanese dictionary) by element (word, title), optionally specifies a display color to color the specified item and registers it in a registration display control table 14. A CPU 1 refers to the registration display control table when the dictionary data is outputted and when the specified item is included in a display object, displays data of the item in the display color associated with the specified item.
Patent JP-2001345767-A (JP)
Title: Information display system and display terminal
Inventor: KONDO TAKASHI
IPC: H04H20/61
Filed: 2000-06-29
Abstract: PROBLEM TO BE SOLVED: To obtain an information display system and a display terminal capable of erasing information such as advertisements, materials for meeting, and the like displayed on a plurality of display terminals by simple control process. SOLUTION: The information display system is composed of a host station server 1 for storing a plurality of information of advertisement and the like, and a plurality of the display terminals 3 for receiving and displaying information from the host station server 1. The information such as advertisement and the like adds its placing condition and the information displayed on the display terminal 3 is erased by an instruction from the host station server 1 in case of time expiration of placing condition and the like. The display terminals 3 may be categorized into some terminal stations and servers may be provided to each terminal station. The terminal station servers take charge of the managing function of the host station server on the display terminal 3 under control of the terminal station server.  When a confidential conference record is displayed from the server to each display terminal, every display on each terminal will be erased in case of elapsed predetermined time.
Patent JP-2002015586-A (JP)
Title: Non-volatile semiconductor memory
Inventor: HONNA KOICHI
IPC: G11C16/04
Filed: 2000-06-29
Abstract: PROBLEM TO BE SOLVED: To improve reliability of a non-volatile semiconductor ensuring operation margin by narrowing distribution width of a threshold voltage (Vtm) of a memory cell after erasure, also by preventing the occurrence of over-erasure. SOLUTION: This memory is provided with reference cells 113, 114, having cell structure being equivalent to a memory cell 106 of a main body side. When batch erasure is conducted on an erasure block of a memory cell array 107, voltage dropped from erasure voltage of the memory cell of the body side by a prescribed value and voltage raised by the prescribed values are applied respectively. Control is performed, so that threshold of the reference cells 113, 114 are in the prescribed range after the erasure. Thereby, verification is not required for all memory cells, and also the occurrence of over-erasure can be prevented.
Patent JP-2002015517-A (JP)
Title: Disk drive
Inventor: NAKANE HIROSHI
IPC: G11B7/005
Filed: 2000-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a disk drive which can realize reliable high-speed reproduction using a simple configuration. SOLUTION: The disk drive provided with an optical pickup head 12, having a split in four photodetector 14 to perform a photoelectric conversion of reflected light of a light beam irradiated on an optical disk 11, has in the optical pickup head 12, a waveform equalizing, means 18 to apply waveform equalization processing to a RF signal, generated by adding outputs from the split in four photodetector 14 in a full adder circuit 17, binarization means 19 and 20 to binarize the output of the waveform equalization means 18, a band conversion means 21 to convert and output digital data outputted from the binarization means 19 and 20 into a plurality of digital data, having a frequency band of 1/2k (k is a positive integer) of the frequency band outputted from the means 19 and 20.
Patent JP-2002013635-A (JP)
Title: Hydraulic power transmission device
Inventor: IWANACHI TETSUYA
IPC: F16K17/04
Filed: 2000-06-30
Abstract: PROBLEM TO BE SOLVED: To provide a hydraulic power transmission capable of preventing the movement of a vehicle in stopping a motor. SOLUTION: In this hydraulic power transmission, having a closed circuit formed by communicating ports of a variable displacement pump 10 and a motor 20 to each other by means of passages 30 and 31, a charging passage 37 for supplying a fluid from a charging pump 35 to the passage 30 and 31 of the closed circuit at a prescribed pressure, and a neutralizing circuit 51 for flowing out the discharged fluid from the passage 30 of the closed circuit to the charging passage 37, when the discharging amount of the variable displacement pump 10 is very small, the neutralizing circuit 51 is provided with a neutralizing valve 50, which is closed when the pressure in the charging passage 37 is lowered to be less than a prescribed value.
Patent JP-2002015776-A (JP)
Title: Nonaqueous electrolyte secondary cell
Inventor: KUBO KOICHI
IPC: H01M10/0566
Filed: 2000-06-30
Abstract: PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary cell with high energy density having higher safety. SOLUTION: The nonaqueous electrolyte secondary cell comprises a positive electrode 4 including lithium containing compound, a negative electrode 5, and a nonaqueous electrolyte, and the surface of active material particle contained in the positive electrode 4 contains lanthanoid and covered by lithium containing conductive compound.
Patent JP-2002022550-A (JP)
Title: Overheat detecting and alarming device
Inventor: YAMASHITA TAKAHIRO
IPC: G01K11/00
Filed: 2000-07-03
Abstract: PROBLEM TO BE SOLVED: To provide an overheat detecting and alarming device capable of detecting an abnormal overheat of an electric apparatus, etc., simply and surely, and capable of maintaining accurate detection ability for a long time. SOLUTION: This overheat detecting and alarming device is mounted directly or indirectly on an apparatus and detects an abnormal overheat of the apparatus exceeding a prescribed temperature to issue an alarm signal, It is equipped with an alarm material 1 for presenting an alarm state such as smell emanation or coloring in case of abnormal overheat of the apparatus, a sealed container 5 at least a part of which is made of inorganic thin film 6 and the interior of which is filled with the material 1, and a sealed container breaking means 2 for detecting the overheat of the apparatus exceeding the prescribed temperature by a temperature rise of itself exceeding a prescribed temperature and breaking a part of the film 6 of the container 5 by a change in its shape attending on the temperature rise exceeding the prescribed temperature to bring the material 1 into the alarm state.