baber/WOPTO huggingface dataset:
Patent JP-2004168673-A (JP)
Title: Method for treating slurry
Inventor: NISHIO MASARU
IPC: B01F29/83
Filed: 2002-11-18
Abstract: <P>PROBLEM TO BE SOLVED: To suppress formation of massive materials and to improve the production efficiency.  <P>SOLUTION: A dissolved solution containing a reaction raw material or an object of crystallization dissolved in a solvent or a raw material slurry prepared by dispersing the reaction raw material or the object of crystallization dispersed in the solvent is fed from a feed port 7 into a stirred tank 1 for the slurry equipped with a stirring apparatus 2 and baffles 3. Reaction, crystallization or stirring and mixing are carried out while holding the interfacial position 6 of contents of the stirred tank for the slurry at or above the tops of the baffles. Thereby, the slurry of the resultant reaction product or crystallized material is obtained from a slurry discharge port 8.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004168677-A (JP)
Title: Method for purifying silicone monomer
Inventor: FUJISAWA KAZUHIKO
IPC: C07F7/20
Filed: 2002-11-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a monomer purification method whereby highly polar impurities and coloration are removed from a silicone monomer in a simple way applicable to mass synthesis.  <P>SOLUTION: Porous particles are added to a silicone monomer to remove the highly polar impurities and coloration from the monomer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004172325-A (JP)
Title: Manufacturing method of semiconductor device
Inventor: TAKAHASHI MASASHI
IPC: H01L21/8234
Filed: 2002-11-20
Abstract: <P>PROBLEM TO BE SOLVED: To prevent electric field concentration by electrically rounding off trench corners.  <P>SOLUTION: A method for producing a semiconductor element isolating region comprises the steps of forming a silicon oxide film 2 on a substrate 1, forming a silicon nitride film 3, forming a trench opening by patterning the silicon oxide film 2 and the silicon nitride film 3, forming a fluorine-containing oxide film 8 on the substrate 1 having the trench opening, forming a fluorine diffusion layer 9 by thermally diffusing fluorine from the fluorine-containing oxide film 8, removing the fluorine-containing oxide film 8, and forming a trench 4 by allowing the silicon nitride film 3 and the silicon oxide film 2 to serve as a mask. The method further comprises, in a process of forming a thermal oxide film on an inner wall of the trench 4, steps of forming the thermal oxide film comprising fluorine atoms at corners and embedding an oxide film 6 in the trench 4, and removing the silicon nitride film 3 and the silicon oxide film 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004167374-A (JP)
Title: Method and apparatus for stabilizing contaminated soil/waste
Inventor: SHIBATA TAISUKE
IPC: B09C1/02
Filed: 2002-11-20
Abstract: <P>PROBLEM TO BE SOLVED: To surely stabilize various kinds of contaminated soil or/and single or combined waste in a short period of time independently of a season and a location.  <P>SOLUTION: In a stabilization method, a lime material and/or a silica material are added to contaminated soil or/and at least either waste among combustion ash and sludge resulted from paper-making sludge, wood chip, organic sludge, trash and coal and amount of CaO is adjusted to 2.5 to 35 weight % and the amount of SiO<SB>2</SB>is adjusted to 25 to 65 weight %. Kneading with water in which a reducing material of 0.25 to 15 weight % to the contaminated soil or/and the waste is dissolved, is executed in a kneading machine 10 to give the mixture a funicular state. Then steam treatment at 40 to 100°C for 0.5 to 24 hours in a steam treatment machine 12 gives a stable treated material.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003150161-A (JP)
Title: Musical sound producing device and medium with program recorded thereon
Inventor: SUGIYAMA SHIRO
IPC: G10H1/40
Filed: 2002-11-25
Abstract: PROBLEM TO BE SOLVED: To provide a musical sound producing device in which the reproduction of play data can be started from an arbitrary position and a count-in operation can be performed corresponding to a temporal position to actually start the reproduction of musical sounds in the automatically playable musical sound producing device provided with a function, so-called count-in function, for producing a tempo sound before the reproduction of musical sounds. SOLUTION: The musical sound producing device is provided with a tempo sound producing means, in which the tempo sound can be produced with the proceedings of musical sound data, a reproduction starting position setting means for setting a position in music to start the reproduction of musical sounds (musical sound reproduction starting position) and a control means for controlling the tempo sound producing means so that the tempo sound can be produced from the start of a measure preceding to a measure including the musical sound reproduction starting position for a prescribed number to just before the musical sound reproduction starting position with a tempo at the musical sound reproduction starting position while making the tempo sound different corresponding to the strength of a beat at the beat position of music in the music data.
Patent JP-2004180175-A (JP)
Title: Radio base station device and radio base station system
Inventor: TANAKA TOYOHISA
IPC: H04W72/12
Filed: 2002-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a radio base station device and radio base station system in which the configuration of the device can be made small in scale even when a plurality of antennas are provided.  <P>SOLUTION: This radio base station system 1 consists of the radio base station device 4 and a radio network controller 3. The radio base station device 4 is provided with a plurality of antennas for receiving a preamble signal, an RACH preamble detecting part 13 for detecting the preamble signal, an input antenna switching processing part 12 for connecting one of the antennas to the RACH preamble detecting part, and an input antenna switching control part 16 for controlling the antenna switching according to an instruction from the radio network controller 3. The radio base station device 4 receives a preamble signal transmitted randomly from a mobile communication terminal 2, transmits to the mobile communication terminal 2 an authentication signal showing that the reception of the preamble signal is confirmed, and receives a message signal transmitted from the mobile communication terminal at a timing based on the authentication signal.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004179109-A (JP)
Title: Fuel cell
Inventor: ASAI YASUYUKI
IPC: H01M8/02
Filed: 2002-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel cell that can prevent incorrect assembly of installing a sealing plate into the separator communicating gas passage part.  <P>SOLUTION: (1) The fuel cell 10 has a sealing plate 33 having unsymmetrical shape, arranged at the communicating gas passage 32 connecting a gas passage in the power generation region of the fuel cell, with a gas manifold. Here, (2) the unsymmetrical shape comprises one or more projections 33e, and (3) the projections 33a extend in the direction of the surface of the sealing plate 33.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004186204-A (JP)
Title: Film-like adhesive for circuit member connection and semiconductor device using the same
Inventor: NAGAI AKIRA
IPC: C09J161/06
Filed: 2002-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide film-like adhesive for circuit member connection, which has stickiness and flexibility in a stage before sticking an adherend, in which a cut at the time of film work and a crack at the time of bending do not occur and which is superior in a hardened material physical property of storage stability and high temperature adhesive property, and to provide a semiconductor device using adhesive.  <P>SOLUTION: Film-like adhesive for circuit member connection comprising three-dimensional bridging resin is laid between confronted semiconductor chip and circuit board, and connects the confronted semiconductor chip and the circuit board by heating and pressurization. Thermoplastic resin (A) epoxy resin (B), powdered phenol resin (C) having a methylol radical in a molecule, and insulating spherical inorganic filler (D) are made to be essential components. Blending quantity of (C) is 5 to 25 weight % with respect to (B), and (A) is 7 to 40 weight % when a whole resin component except for (D) is set to be 100 weight %. Thus, film-like adhesive for circuit member connection, which is superior in heat resistance, and the semiconductor device can be manufactured by using film-like adhesive for circuit member connection.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003194795-A (JP)
Title: Method for matching retention time between a plurality of chromatography system
Inventor: QUIMBY BRUCE D
IPC: G01M99/00
Filed: 2002-12-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a data operating method capable of usefully comparing local chromatography data with criteria.  <P>SOLUTION: In the data operating method, time base correction is performed to match the local data with reference values of the same time scale more satisfactorily. Time base conversion is performed to relate the local data to reference values based on different time scales more directly. Response base correction is performed to match the local data with reference values of the same or different response scales more satisfactorily but maintain an initial peak region. This method may be used in addition to another data operation technique or simultaneously. By this, chromatography data operations such as retrieval, matching, visual comparison, mathematical operation, and pattern recognition are facilitated.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004187015-A (JP)
Title: Piezoelectric oscillator
Inventor: SATO TOMIO
IPC: H03B5/32
Filed: 2002-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a piezoelectric oscillator which reduces the number of components, suppresses a vibrator current and obtains a large output level by substituting a portion between the base and emitter of an amplifying transistor, for one of clamp circuits suppressing a vibrator current.  <P>SOLUTION: This Colpitts oscillator is provided with a transistor TR1 for oscillation; serial circuit consisting of capacitors C5, C6; emitter resistor R3; base bias circuit consisting of resistors R4, R5; and Colpitts oscillation circuit consisting of a piezoelectric vibrator Xtal and a capacitor C7. Further, in this Colpitts oscillator, the emitter of the transistor TR1 is connected to the base of the transistor TR2 via a capacitor C4, and the cathode of a diode D1 is connected to the emitter of the transistor TR1 and the anode is grounded. Also, the emitter of the transistor TR2 is grounded via a parallel circuit consisting of a resistor R2 and a capacitor C3. Also, the collector is connected to a power supply voltage Vcc line via the resistor R1, and output is taken out from the collector.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004192679-A (JP)
Title: Information recording method, recording type optical disk, and information recording/reproducing apparatus
Inventor: YOKOI KENYA
IPC: G11B7/1267
Filed: 2002-12-09
Abstract: <P>PROBLEM TO BE SOLVED: To acquire a simple and highly precise information recording method by correcting a control error between a setting value of recording power and the recording power caused by decreasing of sensing light quantity by optical phase difference of an optical disk.  <P>SOLUTION: In the information recording method of an information recording/reproducing apparatus which performs recording and reproducing of information to the optical disk using a semiconductor laser, either a calculated value of optimal recording power in performing recording of information is corrected or a target value of recording power in the state of recording the information is corrected based on a detected value of the optical phase difference of the optical disk. Also, when calculating the optimal recording power before a start of recording information to the optical disk, a calculation value of optimal recording power Pwo is obtained by using an optimal index value (β value) which is correction of an optimal index value indicating the optimal recording power based on a detection value of an optical phase differential of the optical disk against a prescribed primary index obtained by reproducing a test writing area which records by gradually changing the recording power.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003222037-A (JP)
Title: Exhaust gas conditioning apparatus for internal combustion engine
Inventor: OKADA KOJIRO
IPC: F01N3/20
Filed: 2002-12-09
Abstract: <P>PROBLEM TO BE SOLVED: To suppress a deterioration of an exhaust gas performance by reducing a NOx exhausted from a NOx catalyst.  <P>SOLUTION: When an air fuel ratio is changed to a rich side by a NOx exhausting means to change an exhaust atmosphere into an oxygen concentration reducing atmosphere and the NOx is exhausted into the NOx catalyst, a reducing agent for reducing the NOx exhausted to an exhaust passage at a predetermined time during an operating period of the NOx exhaust means is additionally supplied, in addition to a fuel injection of a main injection by a reducing agent supply means 33 so that a ratio of the exhausted NOx becomes equal to that of the reduced NOx.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004188049-A (JP)
Title: Game machine
Inventor: NAKAMURA MAKOTO
IPC: A63F7/02
Filed: 2002-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine for enhancing crime-preventing property against a fraudulent action at a low cost.  <P>SOLUTION: This game machine includes: a key unit 30 having a mobile piece 32 to be operated in response to the operation of an exclusive key K; key attachment holes 20a, 21a to which the key unit 30 is inserted; and a mechanism board 20 to be engaged with the mobile piece 32 of the key unit 30 which is inserted to the key attachment holes 20a, 21a. A worker operates the exclusive key K to move the mobile piece 32 of the key unit 30, and then, takes-out the key unit 30 by releasing the engagement of the mobile piece 32 of the key unit 30 which is inserted to the key attachment holes 20a, 21a with the outer edge part 20b of the mechanism board 20. Thus, the key unit 30 is easily taken out for recycling when the Pachinko machine 1 is disposed, the cost required for the key unit is reduced, and then, crime-preventing property against the fraudulent action is enhanced at a low cost.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003270191-A (JP)
Title: Capacity coupling type sensor device
Inventor: KITAMURA TERUO
IPC: A61F5/44
Filed: 2002-12-13
Abstract: <P>PROBLEM TO BE SOLVED: To detect existence of a material by the change of a direct-current voltage, to enlarge a detection area of the material, and to constitute many detection parts.  <P>SOLUTION: A sensor part 400C for material detection is set so that a plurality of conductive wires 570 for a shield electrode are positioned between crossing parts of a plurality of conductive wires 550 for a transmission electrode and a plurality of conductive wires 560 for a reception electrode, and formed in a sheet shape having many divisions as a whole. Each crossing part among each conductive wire 550, 560, 570 is used as a detection part of the material. A high frequency voltage is applied to each conductive wire 550, and the output from each conductive wire 560 is changed according to the existence of the material at the crossing parts. A high-frequency voltage outputted from the conductive wire 560 is converted into the direct-current voltage by a detection device.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004200450-A (JP)
Title: Conductive paste for internal electrode of multilayer ceramic capacitor
Inventor: YASUDA TAKUO
IPC: H01G4/12
Filed: 2002-12-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide conductive paste for the internal electrode of a multilayer ceramic capacitor capable of dealing with high lamination in which the electrode in a chip is prevented from being shifted by enhancing hot press performance of the internal electrode of conductive paste screen printed on a green sheet and an overlying green sheet, and alignment of electrode can be enhanced while preventing cracking or stripping of the chip.  <P>SOLUTION: The conductive paste for the internal electrode of a multilayer ceramic capacitor contains at least conductive metal particles, a common material, resin, an organic solvent, and an organic additive for forming an internal electrode layer on a dielectric green sheet. The common material comprises principal constitutive components of the green sheet and at least polyvinyl butyral is contained as resin. The organic additive is a compound having a functional group indicative of acid number and a functional group indicative of amine value and/or a mixture of a compound having a functional group indicative of acid number and a compound having a functional group indicative of amine value.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004195012-A (JP)
Title: Slots machine
Inventor: YAMAZAKI TOMOKI
IPC: A63F5/04
Filed: 2002-12-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a slots machine where various performance control can be carried out based on setting of the number of bets.  <P>SOLUTION: A game control means for controlling a game state transmits the number of bets setting control information including a plurality of kinds of the number of bets setting related information related with setting of the number of bets to a performance control means according to setting of the number of bets. The performance control means carries out performance based on the plurality of kinds of the number of bets setting related information included in the number of bets setting control information transmitted.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004200505-A (JP)
Title: Printed-wiring board assembly
Inventor: IWATA HISAYA
IPC: H05K1/02
Filed: 2002-12-19
Abstract: <P>PROBLEM TO BE SOLVED: To eliminate a part projecting from the outer periphery of a printed-wiring board and to reduce the area of a disposal substrate.  <P>SOLUTION: A printed-wiring board assembly 1 comprises four printed-wiring boards 3a-3d. Perforation (cutting line) 2 is included along boundary lines G1, G2 in the printed-wiring board, and auxiliary cutting lines 2a-3d that are branched into two ways from the end of the perforation 2 are formed. The auxiliary cutting lines 2a-2d are branched into two ways toward the inside of each adjacent printed-wiring board, and respective auxiliary cutting lines 2a-2e are formed so that they oppose each other while sandwiching a joint (a part where the cutting lines are interrupted) 4.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004199820-A (JP)
Title: Optical disk device and control method for optical disk device
Inventor: MURAOKA YASUHIRO
IPC: G11B7/125
Filed: 2002-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control method for an optical disk device by which servo control can be performed stably.  <P>SOLUTION: This control method for an optical disk device comprises a constant current control process in which control voltage is controlled to a voltage value VRDC-W so that at least one part of a current flowing in a laser diode is kept constant at the time of erasing data of a first frame or the time of recording, a shifting preparation process in which the control voltage is controlled to a voltage value VRDC-OmW when operation is shifted from an erasing or a recording of data of a second frame to a reproducing of data, and a constant power control process in which a control signal is controlled to a voltage value VRDC-R so that the power of a laser diode is kept constant at the time of reproducing data of a third frame. The voltage value VRDC-OmW is a value between the voltage value VRDC-W and the voltage value VRDC-R.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004199841-A (JP)
Title: Servo track writer
Inventor: YUZAWA TAKESHI
IPC: G11B5/596
Filed: 2002-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To suppress an increase in the access time of a hard disk drive by correcting positional deviation of servo tracks of an identical track address based on an alignment error of a head assembly and to make complicated track management of a firmware unnecessary.  <P>SOLUTION: The track address of every recording surface is inputted to pattern forming parts 130 from a main controller, the pattern forming parts refer to the track address and generate a servo pattern corresponding to the track address. Servo pattern data are temporarily stored in pattern memories 131 and a transfer controlling circuit 132 reads the servo pattern data in the memories 131 in parallel in synchronism with a servo clock. The outputs of a pattern generator 112 are supplied to individual recording elements of a servo head 113 via write amplifiers 121 placed for every recording surface and the servo patterns are written in parallel to respective recording surfaces via the servo head 113.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004207863-A (JP)
Title: Optical cross-connector and monitoring method for optical cross-connector
Inventor: TAKATORI TAKASHI
IPC: H04B10/079
Filed: 2002-12-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical cross-connector which enables operation of an optical switch to be confirmed at all times and therefore exhibits high stability and reliability.  <P>SOLUTION: The optical cross-connector includes: an optical switch circuit 3; input optical level monitoring sections 41 to 4N for monitoring optical levels of optical signals supplied to optical transmission signal input sections 11 to 1N; monitoring signal generating sections 61 to 6N for generating monitoring signals to monitor an optical switch section 3; input optical signal selection sections 71 to 7N for selecting the monitoring signals generated by the monitoring signal generating sections 61 to 6N disposed between the optical transmission signal input sections 11 to 1N and an optical switch section 3 or the optical signals supplied to the optical transmission signal input sections 11 to 1N and supplying the selected optical signal to the optical switch section 3; and input optical signal control sections 51 to 5N for controlling the input optical signal selection sections 71 to 7N on the basis of an output of the input optical level monitoring sections 41 to 4N.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003252686-A (JP)
Title: Refractory
Inventor: GOTO KIYOSHI
IPC: C04B35/66
Filed: 2002-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide refractories such as cast material that is excellent in corrosion resistance and generates less cracking, having a long service life.  <P>SOLUTION: The refractories comprise a CaO content of 0.5% by mass or less, a total amount of lactic acid and glycolic acid of 0.005-1% by mass and the remainder of Al<SB>2</SB>O<SB>3</SB>, SiO<SB>2</SB>, MgO and carbon. The refractories is a formulation of 3-15% by mass of an alumina super fine powder having an average particle size of 1.5 μm or less, 0.01-2% by mass of aluminum lactate or glycolic acid/aluminum lactate and 0.01-3% by mass of a lightly calcined magnesia having an iodine absorption amount of 20 iodine mg/g or more and an average particle size of 1 μm or less.  <P>COPYRIGHT: (C)2003,JPO