baber/WOPTO huggingface dataset:
Patent JP-2004005857-A (JP)
Title: Tape format method and rotary head drum device used for the method
Inventor: KOE HIDEAKI
IPC: G11B5/53
Filed: 2002-06-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tape format and a rotary head drum device in which lower order recording and reproducing interchangeability in a plurality of kinds of narrow track pitch formats can be performed.  <P>SOLUTION: A reciprocal ratio of the track pitch of a tape format group in which recording density is increased from a first tape format to nth (n≥2) is set so as to be positive integers (A<SB>1</SB>, A<SB>2</SB>, to A<SB>n</SB>), while N recording heads 4a, 4b, 4c, and 4d (N: an even number) and 2N reproducing heads 5a, 5b, 5c, 5d, 5e, 5f, 5g, and 5h, are arranged uniformly on the a rotary drum, one group of reproducing heads 5a and 5d, 5c and 5d, 5e and 5f, 5g and 5h in which the azimuth of each head corresponding to a recording head is different from each other are arranged at positions in A<SB>n</SB>lines of rows after the recording head.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004012480-A (JP)
Title: Image forming method and image forming apparatus
Inventor: TANAKA MOTOHARU
IPC: G03G21/00
Filed: 2002-06-03
Abstract: <P>PROBLEM TO BE SOLVED: To recycle paper by efficiently peeling image forming substance to form a character image or the like on an image supporting body such as used copying paper.  <P>SOLUTION: An image is formed by sticking material incorporating substance (melting point is 60 to 150°C) making the adhesive force of an image holding body and recording material consisting of the image forming substance weaker than before heating by heating to the image holding body before and after forming the image or simultaneously with forming the image. In reproducing, a peeling member is brought into close contact with the image forming substance and heated, whereby the adhesive force of the image holding body and the image forming substance is made weak to peel and remove the image forming substance.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004014558-A (JP)
Title: Method for forming pattern
Inventor: ENDO MASATAKA
IPC: G03F7/40
Filed: 2002-06-03
Abstract: <P>PROBLEM TO BE SOLVED: To prevent reduction in the film thickness of a resist pattern cured through irradiation with an electron beam.  <P>SOLUTION: After pattern exposure is performed by irradiating a resist film formed on a substrate 10 selectively with exposing light, the resist film is developed to form a resist pattern 14A. The resist pattern 14A is then irradiated with an electron beam 16 while cooling the substrate 10 by means of a chiller 15, thus obtaining a cured resist pattern 14B.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004009780-A (JP)
Title: Tire air pressure monitor and its failure determination method
Inventor: YASUDA MASAKI
IPC: G08C17/02
Filed: 2002-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tire air pressure monitor which promptly determines failure in a receiving means.  <P>SOLUTION: First and second receiving circuits 33, 34 for receiving signals together with radio signals from an arbitrary sensor device are connected to determine failure in the respective receiving circuits corresponding to the presence of the reception of the radio signals by the respective receiving circuits. When one of the respective receiving circuits receives the radio signal, the other receiving circuit which has not received radio signal is determined to be at fault.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004011045-A (JP)
Title: Wiper
Inventor: NAKAMURA KIMIO
IPC: D04H1/413
Filed: 2002-06-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wiper capable of easily removing not only slight oil stains but also scales or persistently stuck pitch-based stains even with no use of any detergent without impairing the porosity of the nonwoven fabric as a constituent of the wiper.  <P>SOLUTION: The wiper(1) is obtained by coating at least one surface of the nonwoven fabric(2) having a specific density and comprising fibers with a specific mean fineness with a resin blend(3) comprising a synthetic rubber-based resin and a flexible polymer-based resin ≥10°C in glass transition temperature by rotary screen method or the like.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004012826-A (JP)
Title: Method and device for communicating public key cryptograph
Inventor: NISHIOKA GENJI
IPC: G09C1/00
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a public key cryptograph communicating method which is safe for an attacking method for decoding a cryptograph from an error message obtained by inputting the illegal cryptograph to a receiver side device 200 by an attacker in the public key cryptograph communicating method for generating the cryptograph in a transmitter side device 100 by using a public key of a receiver and transmitting it to the receiver side device 200 through a communication line 300 by a transmitter and for decoding the cryptograph by using a secret key by a receiver.  <P>SOLUTION: Encoding and decoding processings are performed so that identification of a cause (content of error message) refusing the illegal cryptograph becomes difficult in the receiver side device 200 when the illegal cryptograph is inputted to the receiver side device 200 and the decoding processing is performed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004013718-A (JP)
Title: Method for setting electronic equipment
Inventor: NISHIKATA NATSUKO
IPC: G06F15/00
Filed: 2002-06-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for setting electronic equipment, which uses an external storage medium (storage media) such as a memory card to easily perform setting, performs setting even without an inputting means and/or a display means such as a keyboard and a liquid crystal display, and further sets electronic equipment that does not have a setting means for simplifying setting and suppressing an occurrence of a setting error in various electronic equipment.  <P>SOLUTION: Prescribed setting information for first electronic equipment having a loading part for a storage medium is stored in a storage medium that is loaded on the loading part and is attachable and detachable, the storage medium with the setting information for the first electronic equipment stored therein is mounted on a loading part of second electronic equipment, and a setting control means which is provided in the second electronic equipment, determines the existence/absence of needed setting information and performs prescribed setting processing sets the second electronic equipment from the setting information stored in the storage medium. In such a case, setting can be carried out to even the second electronic equipment that does not have an inputting means and/or a displaying means.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004011349-A (JP)
Title: Flexible joint execution method corresponding to land subsidence of block product and flexible joint type block used therefor
Inventor: OTSUKI TAKAYUKI
IPC: E03F3/04
Filed: 2002-06-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flexible joint execution method corresponding to land subsidence of a block product and a flexible joint type block used therefor capable of simultaneously solving such an antithetic subject that joint strength of a structural body is raised while keeping a state to hold water cut-off efficiency and flexibility between joint blocks.  <P>SOLUTION: The flexible joint type block corresponding to the land subsidence comprises the flexible joint execution method corresponding to the land subsidence of the block product following a hinge means as a fulcrum between blocks in the case of the subsidence of the block setting land by providing the hinge means such as a projection or the like to part of the joint face between adjoining blocks of the end of the block as well as a waterstop material and a separation preventive means between the joint blocks, an abutted projection 4 formed on the joint face between the adjoining blocks of the end of the block, a clamping bolt insertion hole 5 as a joint means opened in the abutted projection or around the abutted projection and formed in the direction of the extension of the structural body and an elastic waterstop material holding section 6 formed on the joint face between the blocks.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004014443-A (JP)
Title: Method and apparatus for corrugating metal pipe
Inventor: KASABO ITSURO
IPC: H01B13/22
Filed: 2002-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for corrugating a metal pipe capable of providing a desired shape even with a deep corrugation and easily forming the corrugation.  <P>SOLUTION: The apparatus for corrugating a metal pipe comprises a rolling gear (1) which circulates around a pipe (P) which is to be worked while rotates itself. A drive means (2) circulates the rolling gear (1). A braking means (3) brakes rotation of the rolling gear (1) caused by forced feeding of the pipe (P).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004019760-A (JP)
Title: Hydrostatic bearing
Inventor: NAKAMURA TAKESHI
IPC: F16C32/06
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hydrostatic bearing having a simplified and low-cost constitution.  <P>SOLUTION: In the passage of a fluid as a throttle, the values of a, b, L are suitably determined to adjust the flow rate Q in the (1') formula. Accordingly, in designing a hydrostatic bearing, the quantity of a supplied fluid and the dimensions of the respective parts of a guide 2 are adjusted to provide the hydrostatic bearing not damaging the atmosphere of a process chamber P even if a groove open to the atmosphere is omitted.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003095646-A (JP)
Title: Aluminum hydroxide and its manufacturing method
Inventor: ONISHI AKIRA
IPC: C01F7/14
Filed: 2002-06-17
Abstract: PROBLEM TO BE SOLVED: To provide aluminum hydroxide which is pulverized to a single granular state without generation of unevenness of the particle surface, chipping of the particle, etc. SOLUTION: The purpose is solved by the manufacturing method for aluminum hydroxide that includes a process where the temperature of a slurry, which is prepared by suspending aluminum hydroxide obtained by a Bayer method, in a sodium aluminate solution is raised from <=70 to >=85 deg.C and a process where a centrifugal power is applied to the slurry. Besides, the time for raising the temperature of the slurry from <=70 to >=85 deg.C is made to be within 15 min.
Patent JP-2003062562-A (JP)
Title: Water purifier
Inventor: KOBAYASHI YUKIO
IPC: C02F1/44
Filed: 2002-06-18
Abstract: PROBLEM TO BE SOLVED: To provide a water purifier which can provide safe and tasty water through effective removal of chlorine, trihalomethanes, agricultural chemicals, dissolved ionic toxic substances, and bacteria, particularly lead, contained in raw water such as tap water by using hydroxyapatite or ceramics, activated carbon, and a hollow fiber membrane as filtration materials. SOLUTION: This water purifier has the function of removing lead, and provides filtered water having a lead concentration of not more than 5 ppb after passage of 8 m<3> of an aq. lead chloride solution having a lead concentration of 150 ppb through the water purifier.
Patent JP-2004018486-A (JP)
Title: Method for producing fluorinated monomer
Inventor: HOSHI NOBUHITO
IPC: C07C303/22
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing a useful fluorinated monomer having a short-chain structure and containing SO<SB>2</SB>F group in high production efficiency.  <P>SOLUTION: The method for the production of the fluorinated monomer expressed by CF<SB>2</SB>=CFO(CF<SB>2</SB>)<SB>n</SB>SO<SB>2</SB>F (2) comprises the treatment of a sulfonamide compound expressed by CF<SB>2</SB>=CFO(CF<SB>2</SB>)<SB>n</SB>SO<SB>2</SB>NR<SP>1</SP>-CR<SP>2</SP>=NR<SP>3</SP>(1) with hydrofluoric acid. In the formulas, (n) is an integer of 1-5; R<SP>1</SP>, R<SP>2</SP>and R<SP>3</SP>are each independently H, a substituted or unsubstituted hydrocarbon group or NH<SB>r</SB>R<SB>s</SB>((r) and (s) are each an integer of 0-2 provided that r+s is 0-2; and R is a substituted or unsubstituted hydrocarbon group); R<SP>1</SP>and R<SP>3</SP>may be bonded together to form a ring; and the value of (n) (in formula (2) is equal to that of formula (1)).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004017607-A (JP)
Title: Imaging apparatus
Inventor: NAGASE TETSUYA
IPC: G03G15/04
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an imaging apparatus capable of improving the cleaning ability for optical parts and the image quality.  <P>SOLUTION: Eliminated substance storing tray parts 11, 12 for storing substances adhered on the surface of a dust proof glass 10 and eliminated therefrom by a glass cleaning bar are provided on the end part sides in the longitudinal direction (glass cleaning bar moving direction) of the dustproof glass 10 so as to prevent scattering of the adhered substances and prevent re-adhesion of the adhered substances onto a cleaning pad part 15.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004023047-A (JP)
Title: Semiconductor device
Inventor: ONOZAWA KAZUNORI
IPC: H01L27/092
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device, capable of expanding the setup margin and hold the margin without increasing the standby current of a circuit itself, even in a circuit whose power supply voltage is reduced and, as a result, the margin in the design of the circuit is increased and the rate of defects is reduced.  <P>SOLUTION: In one input logic operation circuit (inverter), 2-input NAND logic operation circuit and 2-input NOR-type logic operation circuit, which constitute an internal logic operation circuit for a large-scale integrated circuit (LSI), the substrate of NMOSFETQn1 is connected to a substrate bias voltage Vrefn and the substrate of PMOSFETQp1, is connected to a substrate bias voltage Vrefp respectively. The leakage current of respective logic operation circuits at standby is reduced by setting respective substrate bias voltages Vrefn, Vrefp for standby: Vrefn=-1V, Vrefp=+Vcc+1V and at operation: Vrefn=0V, Vrefp=+Vcc.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004025458-A (JP)
Title: Film for shrinkable label
Inventor: UEHARA HIDEMIKI
IPC: G09F3/04
Filed: 2002-06-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a film for a shrinkable label, which has excellent adhesiveness up to an end portion of a body part adjoining the periphery of a bottom part and having a small diameter.  <P>SOLUTION: Both surface layers of the film are made from a polypropylene resin, and a core layer is made from a mixture of polyethylene resin and ethylene-cycloolefin copolymer or a multilayer configuration of a polyethylene resin layer and an ethylene-cycloolefin copolymer layer. Preferably, the polyethylene resin is an ethylene-α-olefin copolymer having the density within the range of from 0.880 to 0.923 g/cm<SP>3</SP>. Preferably, the ethylene-cycloolefin copolymer is the copolymer containing ethylene within the range of from 5 to 25 mol %. Preferably, the mixing ratio of the polyethylene resin and the ethylene-cycloolefin copolymer in the core layer is within the range of from 1/0.6 to 1/1.2 or the ratio of the thickness of the polyethylene resin to that of the ethylene-cycloolefin copolymer in the core layer is within the range of from 1/0.6 to 1/1.2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003092301-A (JP)
Title: Method of manufacturing semiconductor substrate, and method of manufacturing solid-state image pickup device
Inventor: TAKIZAWA RITSUO
IPC: H01L27/148
Filed: 2002-06-24
Abstract: PROBLEM TO BE SOLVED: To manufacture a semiconductor substrate which can form a semiconductor device having an excellent quality and characteristic, and a solid-state image pickup device which has less white defect. SOLUTION: A semiconductor substrate having an oxygen concentration of 8×10<17> atom cm<-3> or more is manufactured at a crystal growth rate of 1.0 mm/min., and a semiconductor device such as a solid-state image pickup device is formed on the semiconductor substrate. The semiconductor substrate has inherently less point defects or clusters thereof introduced during crystal growth. And even when impurities and crystal defects are present on the substrate, these impurities and crystal defects can have a strong gettering ability and removed by the precipitated oxygen.
Patent JP-2003012218-A (JP)
Title: Sheet post-processing device
Inventor: NAKAMURA TAKESHI
IPC: G03G15/00
Filed: 2002-06-24
Abstract: PROBLEM TO BE SOLVED: To provide a post-processing device capable of preventing a guide member for guiding a sheet to an opening in a post-processing means from interfering with the post-processing means when corners of the sheet are post- processed, and ensuring that the sheet is guided to the opening in the post- processing means, thus enabling the sheets accurately aligned to be post- processed. SOLUTION: The sheet post-processing device includes a sheet placing means for placing a plurality of sheets 01 with images formed thereon, an alignment means for causing a bundle of the plurality of sheets 01 placed on the sheet placing means to be aligned with reference to one end edge 01a of the bundle of sheets 01, and a retaining means for retaining the bundle of sheets 01 at the stapling position of a stapling means 02. The bundle of sheets 01 is stapled by the stapling means 02 while retained by the retaining means, and the bundle of sheets 01 stapled is discharged to a discharge part.
Patent JP-2003334563-A (JP)
Title: Ballast water
Inventor: TAGAWA HIDEO
IPC: C02F1/48
Filed: 2002-05-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for instantaneously exterminating red tide planktons and mixed organisms in the ballast water by inflicting an electric shock to them and breaking their cell membranes without generating a by- product.  <P>SOLUTION: The method comprises the steps of installing paired electrodes in the intake and drainage passages of the ballast water for a vessel and generating an electric field by applying 1,2- to 6-volt voltage current to the paired electrodes.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004031091-A (JP)
Title: Nonaqueous electrolyte secondary cell
Inventor: TSUTSUMI SHUJI
IPC: H01M4/505
Filed: 2002-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary cell of which the cost is reduced and a life is prolonged by optimizing the composition of a positive electrode activator and a negative electrode capacity against a positive electrode.  <P>SOLUTION: The nonaqueous electrolyte secondary cell comprises the positive electrode containing the positive electrode activator, the negative electrode containing a negative electrode activator, and an nonaqueous electrolyte. The negative electrode activator is graphite or graphitization-retardant carbon, and the positive electrode activator is Li<SB>x</SB>Ni<SB>1-y-z</SB>Mn<SB>y</SB>Co<SB>z</SB>O<SB>2</SB>, wherein, y and z satisfy relations 0<y≤0.5, 0<z≤0.5, 0∠y+z≤0.75, and a relation z/x≤1 is satisfied in a state of charging.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004028229-A (JP)
Title: Speed control device for hydraulic drive vehicle and its control method
Inventor: SUMI HIDEKI
IPC: F16H61/42
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a highly precise speed control device for a hydraulic drive vehicle producing less hunting by obtaining a volume of a hydraulic motor according to a vehicle speed difference when going down a slope in the hydraulic drive vehicle traveling with tires and to provide its control method.  <P>SOLUTION: This speed control device for the hydraulic drive vehicle is provided with the variable displacement hydraulic motor for varying the speed of the hydraulic drive vehicle, a motor tilt rolling angle control mechanism for varying the volume of the variable displacement hydraulic motor, a vehicle speed sensor detecting the speed of the hydraulic drive vehicle, and a control means finding the difference between the vehicle speed received from the vehicle speed sensor and the limiting speed of the set vehicle speed, controlling the motor tipping angle control mechanism according to the vehicle speed difference, and obtaining the prescribed volume of the hydraulic motor.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004032944-A (JP)
Title: Controller of synchronous motor and synchronous motor
Inventor: SATAKE AKIYOSHI
IPC: H02P23/04
Filed: 2002-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a controller of a synchronous motor having good motor efficiency and good controllability of a low torque ripple.  <P>SOLUTION: The controller of the synchronous motor includes a harmonic voltage compensating value calculating unit 16 for referring current command amplitude values SIQC, SIDC, rotor position detection values singular value decomposition and rotor speed detection values star program diameter to be applied to the motor 10, calculating, adding and combining voltage compensating values SVBCC, SVACC of a synchronous frequency and a plurality of arbitrary high order frequencies. Voltage compensating values SVBCC, SVACC calculated by this calculating unit 16 are added to voltage command values SVU, SVV and SVW.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004036120-A (JP)
Title: Pile
Inventor: KODAMA RENTARO
IPC: E02D27/12
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pile for preventing a horizontal member installed in a hollow pipe or a solid bar-shaped body without welding from being moved or removed by a stroke and vibration.  <P>SOLUTION: The horizontal member 3 is inserted into the hollow pipe 2 or the solid bar-shaped body. One end 7 of a tip one side part 6 of one side bending part 5 is inserted into a one end through hole 12a of the hollow pipe 2. The other end 10 of the other side part 9 of the other side bending part 8 is faced to an outside surface of a pipe thickness part 13 of the hollow pipe 2 or the solid bar-shaped body.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003083220-A (JP)
Title: Plug hole type ignition coil unit
Inventor: OGAMA TOSHIHIRO
IPC: F02P7/03
Filed: 2002-07-02
Abstract: PROBLEM TO BE SOLVED: To provide a plug hole type ignition coil unit capable of enhancing accuracy of detection of an ion current and a misfire judgment, ensuring reliability while it is not required that a high voltage countermeasure is applied and preventing generation of noise at other units. SOLUTION: The plug hole type ignition coil unit 10 is provided with a circuit base plate 28 on which an ion current detection circuit for detecting an iron current generated by burning of a mixture gas and a processing circuit for processing a signal for indicating the ion current detected by the ion current detection circuit are formed; and an igniter 30. The circuit base plate 28 and the igniter 30 are integrally self-contained in a case 22 of the plug hole type ignition coil unit 10.
Patent JP-2004037765-A (JP)
Title: Optical fiber cable
Inventor: MATSUMOTO NORIYOSHI
IPC: G02B6/44
Filed: 2002-07-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical fiber cable for which a coated optical fiber tape is easily detached from a jacket accompanying the separation of a tension member during a terminal processing or the like.  <P>SOLUTION: The optical fiber cable is provided with the coated optical fiber tape 12, the tension members 13 parallel arranged on both sides of the coated optical fiber tape 12 and the jacket 14 covering them altogether. On the surface of the jacket 14, notches 15 for which the extension line of the tip matches with the side part of the coated optical fiber tape 12 are formed.  <P>COPYRIGHT: (C)2004,JPO