baber/WOPTO huggingface dataset:
Patent JP-2002100632-A (JP)
Title: Silicon wafer and method for manufacturing the same
Inventor: TAMAZUKA MASARO
IPC: C30B29/06
Filed: 2000-09-20
Abstract: PROBLEM TO BE SOLVED: To surely provide a DZ-IG wafer having a DZ layer with high quality and capable of maintaining high resistivity even if a device is thermally processed when manufactured. SOLUTION: In the method for manufacturing the silicon wafer, a monocrystal silicon ingot having resistivity of 100 Ω.cm or more and an initial lattice oxygen density of 10-25 ppma and doped with nitrogen, is grown by Czochralski method. The monocrystal silicon ingot is processed to obtain wafers. The wafer is thermally processed and a remaining lattice oxygen density in the wafer is 8 ppma or less. The method for manufacturing the silicon wafer grows the monocrystal silicon ingot having resistivity of 100 Ω.cm or more and an initial lattice oxygen density of 10-25 ppma and doped with nitrogen by Czochralski method, processes the monocrystal silicon ingot to obtain the wafers and forms a oxygen deposition layer in a wafer bulk by thermally processing the wafer. The silicon wafer is manufactured by the method.
Patent JP-2002099777-A (JP)
Title: Auction managing server and its operation program
Inventor: FURUTA MASAKI
IPC: G06Q50/00
Filed: 2000-09-22
Abstract: PROBLEM TO BE SOLVED: To provide an auction managing server for performing an efficient auction processing and displaying an original auction function by performing the auction processing based on a bidding information file 6 storing the bidding conditions of respective participants. SOLUTION: This server is provided with an auction managing server 1 and a plurality of user terminals 21 to 2n connected to the managing server 1 through a network 3. The managing server 1 is provided with a control part 4 operating by an operation program, a ROM 5 storing the operation program, an authenticating information file 7 storing authenticating information of the participants and a bidding information file 6 storing the bidding conditions of the participants. The control part 4 authenticates the propriety of the respective participants by authenticating information stored in the authenticating information file 7. The bidding condition from the participant whose propriety is authenticated is stored/registered in the bidding information file 6. The auction processing is sequentially performed based on the registered bidding condition of the bidding information file 6.  A temporary bidder in the participants is decided by the result of the processing.
Patent JP-2002100925-A (JP)
Title: Circularly polarized wave antenna and its manufacturing method
Inventor: ITO MOICHI
IPC: H01Q1/38
Filed: 2000-09-25
Abstract: PROBLEM TO BE SOLVED: To constitute a circularly polarized wave antenna which facilitates matching with a high-order mode resonance frequency. SOLUTION: On the side peripheral surface 12 of a cylindrical substrate 11, a flat section 12a is formed by flattening a part of the surface 12. On the flattened surface of the flat section 12a, two feeding electrodes 17 and 18 for high-order mode excitation are formed. In addition, a circular radiation electrode 14 is formed on one main surface 13 of the substrate 11, and at the same time, a ground electrode 16 is formed on the other main surface 15 of the substrate 11.
Patent JP-2002095902-A (JP)
Title: Wastewater cleaning method
Inventor: ITO SHOJI
IPC: C02F11/14
Filed: 2000-09-25
Abstract: PROBLEM TO BE SOLVED: To rapidly and effectively remove organic matter in wastewater by utilizing the syneresis phenomenon of a high mol. wt. water soluble-water insoluble reversible heat sensitive polymeric compound. SOLUTION: (a) An aqueous dispersion, which contains 1-30 mass % of high mol.wt. water soluble-water insoluble reversible heat sensitive polymeric compound microbeads which have a mass average mol.wt. of 500,000 or more and are water soluble at < the transition temperature of the heat sensitive polymeric compond and become water insoluble at the transition temperature or higher, is prepared at the transition temperature or higher to be held. (b) This dispersion is added to and mixed with organic matter-containing wastewater and (c) the resulting mixture is cooled to < the transition temperature to dissolve the microbeads to prepare an aqueous solution.  Next, (d) this aqueous solution is again heated to the transition temperature to be gelled to form gel-like flocs having caught the organic matter in wastewater and (e) the gel-like flocs is allowed to stand until they separate water sufficiently to be solidified and (f) the solid having released sufficient water is removed from an aqueous phase.
Patent JP-2002097413-A (JP)
Title: Resin composition for coating material and coated material obtained by coating the same
Inventor: MATSUO YOICHI
IPC: C09D127/12
Filed: 2000-09-25
Abstract: PROBLEM TO BE SOLVED: To obtain a resin composition for coating materials being stable without causing turbidity after a long period of storage thereof while retaining good stain resistance, and giving a cured coating film having good transparency. SOLUTION: The resin composition comprises (A) 100 pts.wt. of an organic resin for coating materials having adjusted pH of <6, (B) 2-100 pts.wt. of a silicon compound and/or its partial hydrolysis condensate represented by the formula: (R1O)4-a-Si-R2a (wherein R1 is a monovalent hydrocarbon group selected from a 1-10C alkyl group, an aryl groups, and an aralkyl group, but when there is a plurality thereof, they may be the same or different; and R2 is another monovalent hydrocarbon group selected from a 1-10C alkyl group, an aryl group, and an aralkyl group, and (a) is 0 or 1), and (C) an organic solvent. A coated material is obtained by coating the resin composition for coating materials.
Patent JP-2002100490-A (JP)
Title: Discharge lamp lighting device and lighting system
Inventor: KITAMURA NORIYUKI
IPC: H05B41/24
Filed: 2000-09-26
Abstract: PROBLEM TO BE SOLVED: To provide a discharge lamp lighting device, capable of properly controlling the switching element for generating high frequency voltage supplied to a load circuit which includes a discharge lamp. SOLUTION: A deviation ΔV, between voltage V1 in proportion to an electric current flowing in the first switching element Q1 and an inductor L1 for an active filter from a full-wave rectifier 2 and voltage V0 in proportion to voltage by rectifying input voltage, is calculated by a comparator 6, and a turn on-time control circuit 3 varies on-time of the first switching element Q1, so that the deviation ΔV of the comparator 6 becomes zero. Thus, the input current from a commercial power source is adjusted so as to a sine wave, and the generation of higher harmonic waves is restrained.
Patent JP-2002102761-A (JP)
Title: Oil coating roller
Inventor: KIMURA KOICHI
IPC: G03G15/20
Filed: 2000-09-27
Abstract: PROBLEM TO BE SOLVED: To provide an oil coating device having a wound felt surface free from the generation of swell, ballooning or wrinkle at the time of winding tape-like fiber felt on the surface of a porous cylindrical molding and capable of applying a proper quantity of low viscous silicone oil from the starting of use and stably giving remarkably uniform oil coating during use. SOLUTION: In the oil coating device formed by installing the fiber felt 11 on the oil coating side of a porous cylindrical oil holding member 2 to be impregnated with silicon oil and further an oil coating quantity control layer 3 thereon, an oil coating roller is used as the fiber felt 11, in which the hardness of the surface of the oil coating side is softer than that of the surface of the porous cylindrical oil holding member 2 side.
Patent JP-2002110405-A (JP)
Title: Overvoltage protective device material and method of manufacturing the same
Inventor: LEE SHUNEN
IPC: H02H9/04
Filed: 2000-09-28
Abstract: PROBLEM TO BE SOLVED: To provide material used for an overvoltage protective device which has a low leakage current, a small capacitance, and a high response speed and is kept very stable in a manufacturing process, and a method of manufacturing the same. SOLUTION: At least two kinds of ceramic powder are uniformly mixed together; the mixed ceramic powder is pre-baked and formed into powder material with a PN junction; the powder material is uniformly dispersed in a solvent containing a binder for the formation of paste material; the paste material is filled in a gap between electrodes; the powder material contained in the paste material is bonded together by sintering to turn the paste material into a porous structure; and thus an overvoltage protective device can be manufactured.
Patent JP-2002109802-A (JP)
Title: Optical disk recording/reproducing device
Inventor: MATSUDA HITOSHI
IPC: G11B17/028
Filed: 2000-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a disk recording/reproducing device provided with a stepped shape formed integrally with a sheet member itself in the sheet member of a structure for pressing in a thrust direction during disk rotary-driving. SOLUTION: This device is provided with a motor driving main body 200 for rotary-driving a disk, a turntable 300 loading the disk and rotated by the motor driving main body, a clamper 500 for clamping the disk with the turntable, a clamper holder 600 provided to hold the clamper and having a gap provided for rotating the clamper, and a flat-plate sheet member for suppressing the backlash or vibration of a thrust direction when the disk is rotary-driven. In this case, the sheet member for applying a force for pressing in the thrust direction is provided with a stepped shape.
Patent JP-2002101850-A (JP)
Title: Health food
Inventor: KASHIMA MASAKO
IPC: A61K36/00
Filed: 2000-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a health food covering a decline in the quality of meals and effective in stabilizing the emotional condition of a user. SOLUTION: This health food is characterized by containing Impatiens balsamina extract as an essential active ingredient, and containing at least one kind selected from a group comprising ginkgo extract, passionflower extract and St. Jones Wert extract, as the other active ingredient(s).
Patent JP-2002102016-A (JP)
Title: Bag for fluid mattress and method of manufacturing for the same
Inventor: YAMADA HIROSHI
IPC: A47C27/00
Filed: 2000-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a bag for a fluid mattress which eliminates the need for disposition of an injection valve of another member, eliminates the need for disposition of a check valve at the front end of an injection valve integrated to a film shape and allows the arbitrary disposition of the injection valve position at the foremost end (outermost part) of the bag. SOLUTION: This bag for the fluid mattress has a check valve mechanism comprising two tongue parts 18A and 18B which are integrally formed at the one-side ends of two films 15A and 15B, a hollow part 16 which is obtained by superposing the two films on each other and welding the outer peripheral edges of the films exclusive of the outer peripheral edges 19 of the tongue parts, an injection port 20 which is inserted with the two tongue parts into the hollow part by turning the two tongue parts inside out and fluid which is injected into the hollow part from this injection port.
Patent JP-2002107218-A (JP)
Title: Electronic force balance
Inventor: WATABIKI HIROAKI
IPC: G01G21/28
Filed: 2000-09-29
Abstract: PROBLEM TO BE SOLVED: To property fit a sealing member for waterproofing and dust proofing to an opening part of a housing covering a weighing mechanism. SOLUTION: Weighing mechanisms 10, 2, 4, 40 having load receiving parts 41, 42 on the top surface are arranged on a bottom plate 67. Openings exposing the load receiving parts 41, 42 to the outsides are installed in the housing 60 covering the weighing mechanism. The lower end of a bellows member 90 is fixed to the surrounding of the opening, and the upper end of the bellows member is fixed to the top surface of a bellows receiver 80. A supporting shaft 43 of the load receiving part is loosely passed through large diameter hole 82 of the bellows receiver 80. The position of the bellows receiver is set to the load receiving part so as not to deform the bellows member, and the bellows receiver is fixed to the load receiving part with a screw.  Even if error exists in the housing itself or in the assembly of the housing and the body, the bellows member can be fit without applying unreasonable force. Possibility of producing error in measurement is eliminated, and high reliability can be kept even in an environment with a plenty of moisture or dust.
Patent JP-2002111682-A (JP)
Title: Communication apparatus and broadcasting system
Inventor: KATO HIROYUKI
IPC: H04L12/28
Filed: 2000-09-29
Abstract: PROBLEM TO BE SOLVED: To enable broadcast while sustaining the function of normal communication without altering inherent addresses assigned to subordinate communication units. SOLUTION: Without altering the inherent addresses preset for subordinate communication units 3, 4,..., 5 in order to perform communication individually between a host communication unit 2 and the subordinate communication units, a broadcast communication command including a broadcast communication command address required for each subordinate communication unit 3, 4,..., 5 to decide broadcast communication is generated. The broadcast communication command is transmitted from the host communication unit 2 to the subordinate communication units 3, 4,..., 5 through a communication line 1.
Patent JP-2001187025-A (JP)
Title: Method for evaluation of degree of health of skin
Inventor: ENDO KOJI
IPC: A61B5/00
Filed: 2000-10-02
Abstract: PROBLEM TO BE SOLVED: To evaluate degree of health of the skin by providing a method and an apparatus for evaluating water permeability of the corneal layer of the skin and/or water supplying power of a structure consisting of living cells below the corneal layer. SOLUTION: The apparatus for evaluating water permeability of the corneal layer of the skin and/or water supplying power of the structure consisting of living cells below the corneal layer is provided with a means for jetting and feeding a carrier gas with a definite characteristics on the skin face to be measured from a gas inlet path, a means for measuring humidity of the carrier gas passing through the skin face to be measured and exhausted from a gas exhausting path by means of a humidity sensor, and a means for calculating an overall coefficient of mass transfer of water in the corneal layer and/or a partial pressure of steam in the structure consisting of the living cells below the corneal layer by using a specified analytical method.
Patent JP-2002109650-A (JP)
Title: Fire detector
Inventor: AZUMA KENTARO
IPC: G08B17/00
Filed: 2000-10-02
Abstract: PROBLEM TO BE SOLVED: To provide a fire detector which is easily fitted and removed, and to prevent inclining and falling off of the fire sensor fitted to a ceiling or the like. SOLUTION: Each base end of two blade plates 18 are supported turnably by the upper end surface of a fire sensor S. Each free end thereof is provided with a holding part 182, and the blade plates 18 are energized towards a flange part 11 by compression springs 15.
Patent JP-2002111401-A (JP)
Title: Signal distortion compensation apparatus and signal distortion compensation method
Inventor: HAMADA HAJIME
IPC: H03F3/24
Filed: 2000-10-03
Abstract: PROBLEM TO BE SOLVED: To provide a distortion compensation apparatus and a distortion compensation method capable of employing an analog-to-digital converter of which bit accuracy is relatively low and of which operating frequency is also relatively low. SOLUTION: Digital input signals X1, Xq are processed at a modulation/ amplification unit 1 after being multiplied by a distortion compensation coefficient of a distortion compensation coefficient storage unit 33 at a multiplier 31, and are transmitted as an analog output signal Z. On the other hand, the analog output signal Z is fed back, and are provided to a subtractors 35i, 35q after being processed at an attenuator 43, a mixer 41 and an orthogonal demodulator 39 and so on. The subtractors 35i, 35q acquire a difference (error) between the analog input signals X1, Xq and analog fed back signals Y1, Yq, which provided to ADCs 36i, 36q. The ADCs 36i, 36q convert the analog error signals to digital signals which are provided to an extortion compensation coefficient calculation unit 5.  The extortion compensation coefficient calculation unit 5 acquires a new extortion compensation coefficient to update the distortion compensation coefficient storage unit 33.
Patent JP-2002107320-A (JP)
Title: Method and device for measuring amount of occluded hydrogen stored
Inventor: HAMAGUCHI SHIGEKI
IPC: G01N33/20
Filed: 2000-10-03
Abstract: PROBLEM TO BE SOLVED: To provide a device for measuring the amount of hydrogen stored capable of stably measuring the amount of occluded hydrogen in a hydrogen storage tank, through the use of changes in electric resistance values. SOLUTION: In the device for measuring the amount of stored hydrogen, by detecting energization between electrodes (P and Q) provided in hydrogen storing metal (MH) in the hydrogen storing tank (T), the amount of hydrogen stored in the hydrogen occluding metal in the hydrogen storing tank is measured. The device for measuring the amount of stored hydrogen is provided with energization path bypassing means (11 and 12) for bypassing an energization path (I) between the electrodes in the hydrogen storing tank. By bypassing the energization path, it is possible to detect energization accurately reflecting the contact state of the hydrogen storing metal in the hydrogen storing tank and measure the amount of stored hydrogen with high accuracy.
Patent JP-2002117498-A (JP)
Title: Ship operation control system
Inventor: ICHIKURA NORIKATSU
IPC: G08G3/00
Filed: 2000-10-05
Abstract: PROBLEM TO BE SOLVED: To provide a ship operation control system capable of efficiently controlling operation of a ship from its departure, arrival to a destination, and to a stage of berthing (a pier cargo handling plan) or the like. SOLUTION: This system controlling the operation of the ship 10 until it reaches the destination by obtaining positional information from the ship at sea is composed by providing the ship with a terminal radio apparatus 14 provided with a fixed antenna 14A and a positional information acquiring means having computer terminals 3A and 3B connected to the terminal radio apparatus 14 and acquiring information of an operating position of the ship 10. The operating position information obtained by the positional information acquiring means and information of the arrival destination are sent via a network 1 and the operation of the ship is controlled by a host computer 4 of control headquarters 12 using the network 1.
Patent JP-2002116362-A (JP)
Title: Optical element having tilt and shift mechanism, its manufacturing method and optical device
Inventor: OTAKA KOICHI
IPC: G11B7/135
Filed: 2000-10-11
Abstract: PROBLEM TO BE SOLVED: To provide an optical element having a tilt and shift mechanism which is light in weight, has simple structure and can displace an optical axis at high speed, and to provide its manufacturing method and an optical device. SOLUTION: The tilt and shift mechanism of a lens 11 is composed of a beam substrate 13 supporting the lens 11 and being a common electrode, and 1st and 2nd electrode substrates 15 and 17 provided with the substrate 13 between. Then, the optical axis 22 of the lens 11 is displaced by locally deforming a beam 12 supporting the lens 11 on the substrate 13 by electrostatic force between the substrates 13 and 15 and electrostatic force between the substrates 13 and 17.
Patent JP-2002115504-A (JP)
Title: Rankine cycle device
Inventor: TANIGUCHI HIROYOSHI
IPC: B60H1/22
Filed: 2000-10-06
Abstract: PROBLEM TO BE SOLVED: To reduce energy consumption of an evaporator by enhancing heat exchange efficiency of a condenser of a Rankine cycle device, and preventing supercooling of a liquid phase operating medium. SOLUTION: This Rankine cycle device has the evaporator 3 for generating steam, an expander 4 for converting heat energy of the steam into mechanical energy, the condenser 5 for returning the steam to water by cooling the steam exhausted by the expander 4 and a supply pump 6 for supplying the water to the evaporator 3 by pressurizing the water from the condenser 5. The condenser 5 is divided into an upstream side gaseous phase part 24 (a part including steam and water) and a downstream side liquid phase part 25 (a part substantially including only water), and cooling efficiency of the gaseous phase part 24 is set higher than cooling efficiency of the liquid phase part 25.  Thus, condensing performance can be enhanced by effectively absorbing latent heat emitted when liquefying saturated steam in the gaseous phase part 24, and the water can be prevented from being supercooled in the liquid phase part 25 undesired in emission of the latent heat.
Patent JP-2002122266-A (JP)
Title: Solenoid valve
Inventor: KATO MASAAKI
IPC: F16K31/06
Filed: 2000-10-13
Abstract: PROBLEM TO BE SOLVED: To provide a solenoid valve capable of reducing its cost. SOLUTION: This solenoid valve has a core 2 furnished with a yoke 21 to install a coil 6 and on which a first port 23 is formed, a base 3 connected to the core 2 and on which a second port 32 is formed, a plunger 4 arranged free to slide relative to the yoke 21 and free to slide and move in the axial direction by a magnetic flux working as the coil 6 is magnetized and a valve element 5 fastened on the plunger 4 pierced through the plunger 4 so that one end faces the second port 32 and the other end faces the first port 23, to open and close the second port 32 by the one end by sliding motion of the plunger 4 and to open and close the first port 32 by the other end.
Patent JP-2002123767-A (JP)
Title: Electronized system and method for lending copyrighted material data and its program
Inventor: NAKANISHI MASAHIRO
IPC: G06Q50/00
Filed: 2000-10-16
Abstract: PROBLEM TO BE SOLVED: To provide electronized copyrighted material data lending system/ method for preventing copy of copyrighted material data which is lent out and facilitating a procedure on lending of copyrighted material data. SOLUTION: The system is provided with a reception means receiving information on the request of the lending of electronized copyrighted material data, a ciphered data acquirement means acquiring ciphered copyrighted material data inputted from the reception means and specified by copyrighted material data information, a key data issuing means issuing key data which can password-release ciphered copyrighted material data and a lending means lending ciphered copyrighted material data to a user with key data issued by the key data issuing means.
Patent JP-2002121166-A (JP)
Title: Method for producing unsaturated ketone
Inventor: MORI TOSHIKI
IPC: C07C49/203
Filed: 2000-10-16
Abstract: PROBLEM TO BE SOLVED: To provide a method capable of industrially and advantageously producing an unsaturated ketone simply and in good yield with suppressing generation of byproducts. SOLUTION: This method for producing an unsaturated ketone comprises adding dropwise allyl acetoacetate and/or propagyl acetoacetate at 130-250 deg.C to a system in which 0.1-1.0 mole % aluminum catalyst is present for the total charge of allyl acetoacetate and/or propagyl acetoacetate.
Patent JP-2002084357-A (JP)
Title: Electrical communication terminal automatically dialing access code
Inventor: FUKADA SANSHIRO
IPC: H04M1/00
Filed: 2000-09-08
Abstract: PROBLEM TO BE SOLVED: To provide an electrical communication terminal where a number dialed by a user is monitored for judging whether an access code is to be added, and the access code is automatically added as required. SOLUTION: The access code of a less charging telephone company (telephone service) is stored in a storage region in advance. When a user dials for calling, the electrical communication terminal analyzes the dial number, and if a less charging telephone company (telephone service) is available, it automatically adds the stored access code and then dials.