baber/WOPTO huggingface dataset:
Patent JP-2001284689-A (JP)
Title: Optical amplifier
Inventor: MASUDA KOJI
IPC: H04B10/29
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To reduce degradation in performance such as signal-to-noise ratio of an optical amplifier. SOLUTION: The optical amplifier of multi-stage amplification type is provided which optically amplifies the wavelength-multiplex signal light and comprises a plurality of amplification parts. A first stage amplification part on the input side of the signal light is a first amplification part, and a specified second amplification part at a second stage or later comprises an optical amplification medium, an excitation means for exciting the optical amplification medium, a splitter for the signal light power inputted in the second amplification part, a light-receiving device for receiving the signal light power split at the splitter, a drive circuit for the excitation means, and an electric amplifier wherein, according to the light- reception level of the light-receiving device,  such electric signal is supplied to the drive circuit as the gain of the second amplification part depending on the excitation signal from the excitation means is constant regardless of time fluctuation of the signal light power inputted in the second amplification part. If the optical amplification medium is rare earth-added fiber, a rare-earth-added flat waveguide, or a Raman amplification optical fiber, the excitation means is a excitation light source while the excitation signal is an excitation light power. If the optical amplification medium is a semiconductor laser waveguide, the excitation means is a current drive circuit and the excitation signal is a driving current.
Patent JP-2001291361-A (JP)
Title: Cleaning mechanism for disk
Inventor: KITAGAWA KAZUTO
IPC: G11B23/50
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To provide a disk cleaning mechanism which can remove dust, dirt, etc., adhering to a recording part while reproducing without damaging the recording part of a rear side surface of a disk, and can reduce defects, such as focal omission by the dust, the dire, etc., of the recording part of the disk. SOLUTION: When a brush body 5 erected and arranged in a pickup part 4 is positioned in a non-recording part 31 lower side of the disk 3, the pickup part 4 is moved to an upper side by a vertical movement mechanism consisting f a rotation cam 6 and static electricity is generated by bringing the brush part 51 of the brush body 5 into contact with the non-recording part 31 of the disk 3.  When the brush body 5 is positioned in the recording part 32 lower side of the disk 3, the pickup part 4 is moved to the lower side a little by the vertical movement mechanism, the brush part 51 of the brush body 5 is positioned in the proximity part of the recording part 32 of the rear side surface of the disk 3, the dust adhering to the rear side surface of the disk 3 is attached to the brush part 51 side by the static electricity of the brush part 51 and the dust of the rear side surface of the disk 3 is removed to clean.
Patent JP-2001287836-A (JP)
Title: Sheet accommodating device and image forming device using the same
Inventor: NAKAMURA HIROYUKI
IPC: B65H1/00
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To easily use different types of sheet trays, for example, the ones for standard-sized sheets and nonstandard-sized sheets in compliance with the requests of users. SOLUTION: A sheet accommodating device, installed in an image forming device, for accommodating the sheets P within the sheet tray 1 is detachably fitted with the different type (e.g. 1a, 1b) of the sheet tray 1. Additionally, the device is provided with a marker 3 (e.g. 3a, 3b), mounted on the side of the sheet tray 1, for distinguishing the kind of the sheet tray 1, a discriminating means 4, mounted on the side of a tray receiving part 2, for discriminating the type of the sheet tray 1 (1a, 1b) on the basis of the marker (3a, 3b) on the side of sheet tray 1 (1a, 1b). A sheet processing executing means 6 is also equipped for executing different kinds of sheet processing according to the type of the sheet tray 1 discriminated by the means 4. This image forming device is assembled with above sheet accommodating device.
Patent JP-2001298099-A (JP)
Title: Nonvolatile semiconductor memory and its manufacturing method
Inventor: DOI HIROYUKI
IPC: H01L29/792
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To provide a nonvolatile semiconductor memory adaptable to the manufacturing of fine and high-performance MIS transistors in peripheral circuits and its manufacturing method. SOLUTION: The manufacturing method comprises a step of forming a floating gate 13 sandwiched between gate insulation films 12 on an Si substrate 11, implanting impurity ions, activating to form source-drain diffused layers 18, 19 on regions located at both sides of the floating gate 13 in the Si substrate 11, forming a sidewall spacer 20 on the side of the floating gate 13, forming an alumina film 14 covering the floating gate 13 and the sidewall spacer 20 (or a layer insulation film), including a part for forming an inter-electrode insulation film 14a, and forming a control gate electrode 15 thereon including a metal film. Since the inter-electrode insulation film 14a and the control gate electrode 15 are formed after the impurity activation as a high temperature process, a metal oxide film or a metal film can be utilized therefor.
Patent JP-2001298088-A (JP)
Title: Method for verifying layout data
Inventor: OTA HIDEAKI
IPC: H01L21/82
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To provide a method for verifying layout data, by which a mask layout pattern and a circuit diagram can be compared and collated in a short time without preparing a circuit diagram for verification irrespective of the number of emitter holes in a lateral PNP transistor. SOLUTION: This layout data verifying method uses a computer to verify whether an integrated circuit mask layout pattern prepared based on a circuit diagram is equivalent to the circuit diagram. Element connection information is extracted based on a base layer in the integrated circuit mask layout pattern.
Patent JP-2001293150-A (JP)
Title: Game machine
Inventor: ICHIHARA TAKAAKI
IPC: A63F7/02
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To enable charged static electricity to be removed while preventing electric current from back-flowing toward members and devices. SOLUTION: A back flow preventing element 86 to prevent electric current from back flowing toward a ball lending device 36 side is interposed in between an earth circuit 82 and the ball lender 36 on a game machine such as a Pachinko machine. Similarly back flow preventing elements 88, 90, 92 are respectively intervened in between the earth circuit 82 and a member or devices (backside set member 44, blaster 48, ball tank 62). The earth circuit 82 is connected with an earth (ground) G2 through a connector 78. Static electricity collected by the ball lender 36, the backside set member 44, the blaster 48, the ball tank 62, etc., can be discharged to the earth G2 through the back flow preventing elements 86, 88, 90, 92 and the earth circuit 82.  Electric current (static electricity) flowed to the earth circuit 82 is prevented from back flowing by the back flow preventing elements 86, 88, 90, 92.
Patent JP-2001342839-A (JP)
Title: Turbo supercharging system
Inventor: TOKUMARU TAKESHI
IPC: F02B29/04
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To provide a series two-stage supercharge type turbo supercharging system capable of cooling air supplied from a low-pressure stage compressor and avoiding a failure caused by temperature rising of a high-pressure stage compressor by driving a cooling fan with excess energy of exhaust gas. SOLUTION: This series two-stage supercharge type turbo supercharging system has a first turbine 31 of a first supercharger 30 and a second turbine 41 of a second supercharger 40 in an exhaust passage 22 of an internal combustion engine 10, and a second compressor 42 of the second supercharger 40, an intermediate supplied-air cooler 50, and a first compressor 32 of the first supercharger 30 sequentially from the upstream of an intake passage 12. The downstream side than the first turbine 31 and the second turbine 41 is provided with a fan driving turbine 51 for driving the cooling fan 53 for the intermediate supplied-air cooler 50.
Patent JP-2001298695-A (JP)
Title: System for transmitting video and sound data
Inventor: NOGISHI SHINSEI
IPC: G10L19/00
Filed: 2000-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a video and sound data transmission system for realizing reproduction synchronized with additional information when recording is performed. SOLUTION: In a transmitting side 101, the additional information when video and sound are recorded, which is necessary in a reproduction mode, is recorded by providing an additional information recording means 103, and a data synthesizing means 105 combines the additional information with video and sound data. A data editing means 106 subsequently omits the video and sound of a redundant part and then, a data transmitting part 107 performs transmission.  Meanwhile, in a receiving side 111, a data additional information extracting means 114 extracts data additional information, an additional information measuring means 115 measures additional information to which the receiving side corresponds, and a video and sound signal controlling means 117 performs synchronous control over both the transmitting and receiving sides so that video and sound reproduction in which the synchronization of the additional information between the transmitting and receiving sides is assured can be realized.
Patent JP-2001300698-A (JP)
Title: Apparatus for reducing inclusion in molten metal
Inventor: HAMAOGI KENJI
IPC: B22D11/114
Filed: 2000-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a simple apparatus having the function for floating and separating fine inclusions with the swirl flow by generating the horizontal swirl flow into molten metal. SOLUTION: (1) In a vessel for holding the molten metal, constituted of a first vessel and a second vessel communicating with the first vessel, an inclining plate is arranged at the lower part of the first vessel and a supplying pipe for supplying the molten metal is disposed at the upper part of this inclining plate. (2) A gas blowing device is provided at the bottom part of the first vessel. (3) The gradient of the inclining plate is formed 10-30 deg..
Patent JP-2001302460-A (JP)
Title: Remover for hair manicure and hair manicure set containing the same as constituent
Inventor: KAMATA TSUTOMU
IPC: A61Q5/08
Filed: 2000-04-19
Abstract: PROBLEM TO BE SOLVED: To develop a remover for a hair manicure having a large dyeing depth, and to provide a practical hair manicure set using the characteristics of a dye having a large dyeing depth. SOLUTION: This remover for a hair manicure, characterized by containing one or more compounds selected from >=4C polyhydric alcohols each having zero or one ether bond and one or more compounds selected from alkylene carbonates. The hair manicure set comprising the remover and the hair manicure.
Patent JP-2001297165-A (JP)
Title: Operating system for electronic service site
Inventor: TAKESUE TOSHIAKI
IPC: G06Q50/00
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To provide an operating system for electronic service sites with which a new member can be registered by introducing the member while utilizing a communication line. SOLUTION: Concerning a member introduction system to be adopted by an operating system 100a for managing a researcher information support system 1 composed of a researcher information support company 100 connecting a scholar group 200 composed of a large number of scholars and an entrepreneur group 300 composed of a large number of entrepreneurs through the Internet 400, new member introduction data from a regular member managed in this operating system 100a are accepted, a member introduction site 102 which can be accessed by the new member through a user terminal is created, and the registration of the new member is accepted by this member introduction site 102. thus, the member is registered as a new member and various services are provided.
Patent JP-2001294836-A (JP)
Title: Adhesive resin composition and laminate
Inventor: TERASHI YUICHIRO
IPC: C09J123/08
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To provide an adhesive resin composition not only excellent in transparency but also adhesive strength to a polyolefin and an ethylene-vinyl alcohol copolymer, and further to provide a laminate. SOLUTION: This adhesive composition comprises a modified polypropylene obtained by graft-modifying the whole or a part of a propylene homopolymer or a propylene-α-olefin copolymer having <=10 mol% content of the α-olefin except the propylene, with an unsaturated carboxylic acid or a derivative thereof, an ethylene-α-olefin copolymer having 0.850-0.900 g/cm3 density, and a linear low-density polyethylene having 0.900-0.940 g/cm3 density. The laminate is obtained by laminating a polyolefin and/or an ethylene-vinyl alcohol copolymer by using the composition.
Patent JP-2001299008-A (JP)
Title: Farm working machine
Inventor: KANAI SHOJI
IPC: A01B49/04
Filed: 2000-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a farm working machine capable of applying planting marks at a regular interval in a film covering a ridge with a good accuracy. SOLUTION: This farm working machine is obtained by installing a tillage rotor operating unit 6 in a traveling machine body 1 traveling on a field, providing a ridge forming means 7 for forming a ridge A with soil tilled with the tillage rotary operating unit 6 at the rear position of the tillage rotary operating unit 6, arranging a film delivering means 8 for delivering a film F onto the ridge A formed with the ridge forming means 7 and covering the ridge A at the rear position of the ridge forming means 7 and installing a marking means 10 for applying a planting mark X at a regular interval in the longitudinal direction of the ridge A on the film F covering the ridge A at the rear position of the film delivering means 8.
Patent JP-2001303881-A (JP)
Title: Method, cable body and device for lifting manganese nodule
Inventor: NAKANO KOJI
IPC: E21C50/00
Filed: 2000-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a method, a cable body and a device for lifting a manganese nodule, capable of easily lifting the manganese nodule easily without needing a large-scaled device or the separation of the manganese nodule from sea water, mud and the like. SOLUTION: A ring part 1a is formed in the end part of a wire rope 1 serving as the cable body. The ring parts 1a, 1a of the two wire ropes 1 adjacent to each other are connected together by a ring 2. Furthermore, a shackle 3 is engaged to the ring 2, and a float 5 is connected through the medium of a mounting fitting 4 to a screw 3a mounted across both end parts of the shackle 3. A magnet 6 is mounted on the ring part 1a of the leading-edge wire rope 1. After the manganese nodule is attached to the magnet 6, the wire rope 1 is wound up by a winch 10 for the purpose of lifting the manganese nodule.
Patent JP-2001300245-A (JP)
Title: Dehumidification mechanism and dehumidifying method
Inventor: KOBAYASHI HIROKO
IPC: B01D53/22
Filed: 2000-04-21
Abstract: PROBLEM TO BE SOLVED: To provide a dehumidification mechanism which dehumidifies hydrogen gas or oxygen gas to be treated produced through water electrolysis and upgrades the purity of the hydrogen gas or the oxygen gas easily as well as a dehumidifying method. SOLUTION: This dehumidification mechanism is of such a construction that a first membrane dehumidification device has a water vapor permeable membrane which demarcates a primary side chamber and a secondary side chamber, and operates in such a way that the primary side chamber receives the supply of the gas to be treated and the secondary side chamber receives the supply of a dry gas composed mainly of hydrogen and/or oxygen as a purge gas as the function of the first membrane dehumidification device.
Patent JP-2000336285-A (JP)
Title: Heat curable coating composition having scratch resistance, scuff resistance and chemical resistance
Inventor: BLIZZARD JOHN D
IPC: C09D185/00
Filed: 2000-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a heat curable coating composition for forming a transpar ent coating or coating containing a pigment with good scuff resistance by reacting a multifunctional acrylate and a reaction product of co-hydrolysis/co- condensation of an alkoxy functional organometallic compound, alkoxysilane and water with a peroxide, and incorporating a second component in the resulting product. SOLUTION: A heat curable coating composition comprises a first component composed of a reaction product of a multifunctional acrylate (A) and a product (E) obtained by co-hydrolysis/co-condensation of an alkoxy functional organometallic compound (B), alkoxysilane (C) and water (D) with a peroxide (F), and a second component (H) containing an organic coating composition. The component (A) is 1,6-hexanediol diacrylate or the like, the component (B) is represented by the formula: M(OR4) (wherein M is Si or Ti), the component (C) is a compound represented by the formula [wherein X is a monovalent organic group copolymerizable with the component (A); R' is a monovalent hydrocarbon group; and a+b+c is 4], the component (F) is a benzoyl peroxide or the like and the component (H) is a polyester, an amino resin or the like.
Patent JP-2001259559-A (JP)
Title: Bottle/container cleaner
Inventor: KOBAYASHI RYUJI
IPC: B08B9/087
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a method by which a bottle or a container is easily cleaned. SOLUTION: This bottle/container cleaner is structured of an elastic rubber 1 and a sponge 2 covering the former.
Patent JP-2001310476-A (JP)
Title: Ink-jet recording device
Inventor: KUMAGAI TOSHIO
IPC: B41J2/165
Filed: 2000-04-27
Abstract: PROBLEM TO BE SOLVED: To reduce the ink amount remaining on a recording head at the time of wiping a nozzle forming surface of the recording head by a cleaning member. SOLUTION: A water repellent treatment is applied to a head cover 3 for covering a side surface part substantially orthogonal to a nozzle forming surface 2a of a recording head 2. Therefore, the ink amount remaining on the head cover 3 part according to the wiping operation of the nozzle forming surface 2a by a cleaning member 4 so that a problem of inadvertent dropping of an ink from the recording head, or the like, can be avoided. Thereby, deterioration of the reliability by pollution of a driving mechanism part of the recording device by an ink can be prevented as well as generation liability of a trouble of pollution of a recording paper by an ink can be reduced drastically.
Patent JP-2001312391-A (JP)
Title: Printing method, printing method and storage medium
Inventor: SHIMIZU HIROKIMI
IPC: B41J29/38
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To provide a printing method and a printing system capable of printing data with a simple configuration even when an electronic mail user utilizing a portable telephone or PDA having no printing function does not directly have a PC or the like. SOLUTION: Printing data converted from electronic mail by an application server 105 are received by adapter 109, the printing data are converted to the data form of the interface of a printing means for transmitting the printing data by the adapter 108, and the converted data are printed by a printer 109.
Patent JP-2001314984-A (JP)
Title: Marking method for metal mold by laser and apparatus therefor
Inventor: HASEGAWA AKINOBU
IPC: B23K26/082
Filed: 2000-05-01
Abstract: PROBLEM TO BE SOLVED: To provide a marking method for a metal mold by laser and apparatus therefor capable of forming a plurality of markings accurately with repeatability in the recess of the metal mold without depending on high grade technique or experiences, and capable of maintaining the shape of the marking formed by the metal mold for a long time. SOLUTION: Since the processing depth of a mirror mark 10 is determined by outputting a laser beam which has predetermined shooting pulse times n from a laser head 3a, the mark 10 having a predetermined depth can be processed without effecting mechanical external force. Each pattern such as processing shape and depth of the mark 10 is memorized so that the mark ca be formed accurately with repeatability. Furthermore the mark-processing portion can maintain the surface hardness without being annealed by the action of vaporizing heat H generating while processing so that the shape of the marking 10 can be maintained for a long time.
Patent JP-2001315389-A (JP)
Title: Method of correcting conveyance in recording/reading device
Inventor: NOJIMA TAKASHI
IPC: B41J11/42
Filed: 2000-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a means for correcting a paper conveyance error due to variation of a thickness of a recording medium, a strength of a nerve thereof, an error of a conveyance amount thereof due to a friction coefficient of the surface thereof or a wear of a paper feeding roller 13 due to the insertion of the recording medium in an ink jet type recording/reading device wherein a manuscript reading head 50 can be replaced with a recording head 18. SOLUTION: In this method of correcting the conveyance, the conveyance amount of a paper conveying means is read by means of the reading head 50 and the conveyance amount of the conveying means is corrected so that the variation of each of the above causes can be corrected.
Patent JP-2001275842-A (JP)
Title: Functional filter, method of manufacturing the same, and brewing device using the same
Inventor: IKOMA TATSUO
IPC: A47J31/20
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a means that can ensure anyone brews of coffee, tea and the like of constant strength and flavor. SOLUTION: After a brewing cup 1 is placed on a cup 2, a filter 3 is inserted in a body 1a, a given amount of brewing material 4 such as coffee beans, tea and herbs is put in and a given amount of brewing liquid 5 is poured in. When they are microwaved, as the temperature of the brewing liquid rises, a hot-melt material impregnated in the filter starts to melt to allow the brewing liquid to pass through the filter. When a given temperature is reached, the melt becomes rapid to accelerate the drips of the brewing liquid accordingly, until the brewing is finished before no bitterness and astringency results. The process can ensure anyone a good brew.
Patent JP-2001026578-A (JP)
Title: N-substituted dihydropyrrole derivative
Inventor: MIO SHIGERU
IPC: A01N43/36
Filed: 2000-05-11
Abstract: PROBLEM TO BE SOLVED: To obtain a new N-substituted dihydropyrrole compound useful as an effective ingredient of agrochemicals capable of exhibiting excellent insecticidal activity against various noxious insects and also capable of exhibiting excellent herbicidal activity against various weeds. SOLUTION: This new N-substituted dihydropyrrole derivative is expressed by formula I [wherein R1 is H, a 1-6C alkyl, a 3-7C cycloalkyl, or the like; R2 and R3 are each H, a 1-6C alkyl or the like; R4 is H, a 2-10C alkylcarbonyl or the like; A is a 1-6C alkyl, a halogenlor the like; (n) is 1 to 5; and X is O, S, sulfinyl or sulfonyl], and is e.g. 5,5-dimethyl-4-hydroxy-1-methoxy-2- oxo-3-(2,4,6-trimethylphenyl)-2,5-dihydro-1H-pyrrole. The derivative of formula I is obtained e.g. by the acylation of an amino acid derivative of formula II (wherein R1a is the same as R1 except H; and R5 is H or a 1-6C alkyl), by cyclization and by introducing a substituent into the hydroxyl group.