baber/WOPTO huggingface dataset:
Patent JP-2010181330-A (JP)
Title: Encoder and vehicle
Inventor: SATO TAKASHI
IPC: G01D5/244
Filed: 2009-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technology for detecting correctly a rotation direction of a rotator by using an encoder including two detection elements.  <P>SOLUTION: This encoder 10 includes the detection elements 2a, 2b for output of a detection signal showing a detected magnetic field, a magnetic pole 3, and a rotation detection unit 6 for detecting which direction between a normal direction and a reverse direction is the rotation direction of the rotator. The magnetic pole 3 includes a plurality of N-pole domains 4 and a plurality of S-pole domains 5. The plurality of N-pole domains 4 and the plurality of S-pole domains 5 are alternately arranged along the rotation direction of the rotator. The width of the N-pole domain 4 (length along the rotation direction of the rotator) is wider than the width of the S-pole domain 5.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010181732-A (JP)
Title: Optical low pass filter, and image pickup apparatus and reading apparatus using the same
Inventor: YOSHIMURA MASASHI
IPC: G02B27/28
Filed: 2009-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lightweight and inexpensive optical low pass filter for an image pickup apparatus and a next-generation DVD (Digital Versatile Disk), wherein the low pass filter has more excellent optical properties than those of the conventional optical low pass filter.  <P>SOLUTION: The optical low pass filter comprises: a substrate made of spinel; and a near-infrared absorption layer formed on the surface of the substrate. Alternatively, the optical low pass filter comprises: a substrate made of spinel; and a near-infrared reflective layer formed on the surface of the substrate. Alternatively, the optical low pass filter comprises: a substrate made of spinel; and a birefractive application layer formed on the surface of the substrate. At least one layer selected from the near-infrared absorption layer, the near-infrared reflection layer and the birefractive application layer is formed using cholesteric liquid crystals shielding light with the wavelength of 600 to 1,200 nm. The image pickup apparatus unit and reading apparatus are provided with either one of the optical low pass filters.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010183957-A (JP)
Title: Stent expansion device
Inventor: TAMAI MASAHITO
IPC: A61F2/958
Filed: 2009-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To easily and reliably expand a stent in the body cavity.  <P>SOLUTION: A stent expansion device 1 includes: a plurality of rod materials 3 which are longer than the length in the longitudinal direction of a cylindrical stent and are more rigid than the stent; and a movement mechanism 2 for moving the rod materials 3 between a proximity position where they are proximate to one another so that they are insertable in a contracted stent and a separate position where they are separate from one another so that outer diameter of a circumscribed circle of them becomes larger than an inner diameter of the contracted stent while maintaining an almost parallel state of the rod materials.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010184374-A (JP)
Title: Ready-mixed concrete manufacturing apparatus and method for installing ready-mixed concrete manufacturing apparatus and method for installing ready-mixed concrete manufacturing apparatus in ready-mixed concrete using field
Inventor: SHIROTA MARIKO
IPC: B28C9/04
Filed: 2009-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ready-mixed concrete manufacturing apparatus which can install a ready-mixed concrete manufacturing apparatus easily in a short time by carrying out transportation to a field where a large amount of ready-mixed concrete is used for a long period of time by a traction automobile and connecting a truck with a ready-mixed concrete manufacturing apparatus body installed and a connection truck with a cement supply conveyer, ballast-sand supply conveyer, etc., loaded together and a method for installing the ready-mixed concrete manufacturing apparatus in a ready-mixed concrete using field.  <P>SOLUTION: The ready-mixed concrete manufacturing apparatus 1 is constituted of the ready-mixed concrete manufacturing apparatus body installed in the truck 3 of the traction automobile 2, the connection truck which can be connected to the rear end of the truck with the ready-mixed concrete manufacturing apparatus body installed and is towed by a tractor having a cement tank 35 supplying cement, ballast, and sand to the ready-mixed concrete manufacturing apparatus body, a cement supply conveyer, a ballast-sand supply conveyer, and a ballast-sand receiving hopper, and a ballast-sand truck which transports the ballast-sand from a ballast-sand storage place into the ballast-sand receiving hopper of the connection truck.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010185027-A (JP)
Title: Epoxy resin composition for semiconductor sealing and semiconductor device
Inventor: KAWAI KOICHI
IPC: H01L23/31
Filed: 2009-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an epoxy resin giving a cured article having heat resistance and high thermal conductivity, and an epoxy resin composition thereof.  <P>SOLUTION: This epoxy resin composition for semiconductor sealing includes an epoxy resin having a specified phenol aralkyl resin structure, for example, represented by formula (1), a specified phenol aralkyl resin, and an inorganic filler. In the formula, a plurality of Rs each independently represents a hydrogen atom or a 1C-4C alkyl group, n is an average value which is 1<n≤4.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010188571-A (JP)
Title: Method and apparatus for manufacturing thickness-biased resin sheet
Inventor: NAKAZAWA NAOKO
IPC: B29C48/92
Filed: 2009-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and an apparatus for manufacturing a thickness-biased resin sheet which can accurately cut the thickness-biased resin sheet even if the position of the thickest part is varied by the meandering of the resin sheet.  <P>SOLUTION: After the thickness-biased resin sheet S is molded by pressing a molten resin extruded from a die 16 between a mold roller 20 and a nip roller 18, the thickness of the resin sheet S is measured by a thickness measurement sensor 60, and the position of the thickest part of the resin sheet S is calculated from results of the thickness measurement. After a reference line is formed in the resin sheet S by a reference line marker 62 on the basis of the calculated position of the thickest part, the resin sheet S (a thickness-biased resin plate B) is cut on the basis of the standard line. Even if the position of the thickest part is varied by the meandering of the resin sheet S, in consideration of the position of the thickest part, the thickness-biased resin sheet S can be cut accurately.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010192715-A (JP)
Title: Electronic part and method for manufacturing the same
Inventor: IKEDA MASAHARU
IPC: H01F17/00
Filed: 2009-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To suppress the generation of magnetic saturation, in an electronic part incorporated with a coil formed connecting a coil conductor with a length of one turn, and in a method for manufacturing the electronic part.  <P>SOLUTION: Two kinds of coil conductors 18b, 18d, 18f, 18h, and 18j each having a length of one turn and coil conductors 18c, 18e, 18g, and 18i are laminated alternately in the (z) axis direction. High flux-density regions with three directions surrounded by the coil conductors 18c, 18e, 18g, and 18i are formed on the coil conductors 18c, 18e, 18g, and 18i. Low permeability parts 24f, 24h, 24j, and 24l as cavities having no magnetic materials are used as the high flux-density regions.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010190134-A (JP)
Title: Ignition timing control device for internal combustion engine
Inventor: KADOTA OSAMU
IPC: F02D45/00
Filed: 2009-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ignition timing control device for an internal combustion engine, changing and correcting the final ignition timing while taking account of estimated humidity, increasing accuracy of the ignition timing control, improving performance of output and responsiveness of the internal combustion engine, avoiding damage to the internal combustion engine, improving control responsiveness, and simplifying a system configuration without a humidity sensor.  <P>SOLUTION: A control means 5 calculates the estimated humidity estimated from a knocking frequency, intake air temperature and atmospheric pressure, calculates a correction value of estimated humidity correction for correcting reference ignition timing according to the estimated humidity, and determines the final ignition timing from the correction values of knocking correction, intake air correction, atmospheric pressure correction and estimated humidity correction.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010191262-A (JP)
Title: Optical path length control device
Inventor: MIZUMA MASASHI
IPC: G02F1/01
Filed: 2009-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical path length control device which can perform optical path length control flexibly.  <P>SOLUTION: The optical path length control device has laser light sources 2 and 3 which generate a plurality of laser beams having different wavelengths, an optical switch 4, an optical switch switching signal generator 21, a beam splitter 5, an optical circulator 6, a frequency shifter 12, an optical coupler 13, an optical balanced receiver 14 that performs heterodyne detection on a beam coupled at the optical coupler, and extracts a beat signal of two laser beams input to the optical coupler to convert to an electric signal, a phase detector 16, and a phase difference detector 19 that detects difference between a value of a phase as information included in the signal from the phase detector, obtained before switching by the optical switch and a value of phase as information included in the signal from the phase detector, obtained after switching by the optical switch, and outputs a signal for adjusting phase of the laser beams by an optical phase shifter so that the detected phase difference matches a pre-set phase difference.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010199253-A (JP)
Title: Optical semiconductor device and method of manufacturing the same
Inventor: NAKABAYASHI TAKUYA
IPC: H01L33/54
Filed: 2009-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical semiconductor device that achieves highly efficient light emission.  <P>SOLUTION: The optical semiconductor device 10 includes a pair of leads 11, a mold 14 which is molded integrally with the leads 11 and has a recess 14a formed on the upper surface of the mold 14 to expose the leads 11, an optical semiconductor element 15 placed on the leads 11 in the recess 14a, and a sealing resin filling the recess 14a of the mold 14. The lead 11 exposes part of its side from the mold 14 to cause the exposed part to serve as a terminal, and has a step on the backside of the lead 11 that is adjacent to the terminal.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010196656-A (JP)
Title: Gas turbine plant
Inventor: KAWAGUCHI NATSUKI
IPC: F02C7/143
Filed: 2009-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gas turbine plant capable of generating pure water while restraining lowering of energy efficiency as a whole.  <P>SOLUTION: The gas turbine plant 1 includes a gas turbine 2 provided with a compressor 2a and a turbine 2c, a turbine exhaust gas utilizing means 3 for utilizing exhaust gas G1 exhausted from the turbine 2 and a water generation means 10, having a condenser 12 and a boiler body 11, communicating with the condenser 12, of which inner part is set to be in a negative pressure state, for generating steam by the boiler body 11 by utilizing heat of the exhaust gas after being utilized by the turbine exhaust gas utilizing means 3 and generating water from the steam by the condenser 12.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010206259-A (JP)
Title: Repeater, radio communication system, and radio communication method
Inventor: TANAKA YOSHIYUKI
IPC: H04W72/08
Filed: 2009-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To prevent faults of a plurality of repeaters 1 to n in advance by preventing the fault of each of electronic components such as semiconductor components because of temperature rise of the repeaters 1 to n when distributing repeating operation to the repeaters 1 to n.  <P>SOLUTION: When two or more repeaters 2, 3 each having an idle channel exist in generating a downlink communication frame, a home repeater 1 preferentially selects the repeater 3 having an idle channel corresponding to information of lower temperature from a RAM 43, and uses the information of the idle channel in a communication frame. When a radio communication device B performs communications with another radio communication device A, information of an idle channel (in this case, the repeater 3 having the lowest temperature) in a communication frame from the home repeater 1 is obtained and is made to be a communication channel.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010202433-A (JP)
Title: Method for recovering calcium fluoride
Inventor: YAMAMOTO HIDEKI
IPC: B09B3/00
Filed: 2009-03-02
Abstract: <P>PROBLEM TO BE SOLVED: To recover high-purity calcium fluoride from a calcium mixture.  <P>SOLUTION: In the method, the calcium fluoride is recovered from the calcium mixture including calcium fluoride and at least one selected from calcium oxide and calcium carbonate. The method comprises: a first separation stage where acid (HA) is added to the calcium mixture, and, by reaction based on formula (F1) and formula (F2), an acid-derived calcium compound (CaA) and water are produced, and further, the calcium fluoride not reacted with the acid (HA) is separated; and a second separation stage where hydrogen fluoride is added to the acid-derived calcium compound (CaA) produced in the first separation stage, and the calcium fluoride produced based on formula (F3) is separated. The formula (F1) is CaO+2HA→CaA+H<SB>2</SB>O, the formula (F2) is CaCO<SB>3</SB>+2HA→CaA+H<SB>2</SB>O+CO<SB>2</SB>, and the formula (F3) is 2CaA+2HF→CaF<SB>2</SB>+2HA.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010201712-A (JP)
Title: Method and device for manufacturing resin sheet
Inventor: SHIMIZU TAKASHI
IPC: B29C48/07
Filed: 2009-03-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and a device for manufacturing resin sheet capable of highly precisely performing the cutting-out of a resin sheet based on the position of the thickest part of the resin sheet.  <P>SOLUTION: A resin sheet S having an uneven thickness shape is formed by cooling a molten resin extruded from a die 16 while sandwiching with pressing in a cooling/molding roller part 17. In this case, a projection part or a groove part is provided on a die roller 20 of the cooling/molding roller 17. When molding the resin sheet, a mark is formed to the resin sheet S. After the resin sheet S having the mark formed is divided into individual pieces by a cutting machine 32, cutting-off is performed by a cutting-off machine 72 in such a state that the position and the inclination of the resin plate B (the resin sheet S after being divided into individual pieces) is corrected based on the detection result of the mark by a mark detection sensor 70. Even when the resin sheet S causes contraction or displacement thereby in the cooling/molding roller part 17, the cutting-off of the resin sheet S can be highly accurately performed based on the position of the thickest part.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010203921-A (JP)
Title: Coriolis mass flowmeter
Inventor: CHIMI YOSHIHIRO
IPC: G01F1/84
Filed: 2009-03-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a Coriolis mass flowmeter capable of shortening an operation processing time and reducing cost by reducing an operation amount of digital filtering processing and a memory capacity.  <P>SOLUTION: The Coriolis mass flowmeter for measuring a mass flow rate of a fluid based on a phase difference between output signals from first and second sensors for detecting vibration of a measuring tube wherein the fluid flows includes first and second A/D converters for performing digital conversion of the output signals from the first and second sensors respectively, first and second differential filters for converting output digital signals from the first and second A/D converters into digital signals whose phases are different by 90°, and an operation part for calculating the mass flow rate of the fluid by using the digital signals output from the first and second A/D converters and the digital signals output from the first and second differential filters.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010205605-A (JP)
Title: Optical module, and lighting fixture for illumination
Inventor: KOIKE TERUO
IPC: F21S2/00
Filed: 2009-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical module capable of obtaining a desired light distribution pattern and a lighting fixture for illumination in the optical module in which an LED light source to carry out surface light emission is used, and a lens focal distance is equal or shorter against a light-emitting face size of the LED light source.  <P>SOLUTION: The optical module 10 irradiates a diffusion light in which by a convex lens part 16 of the lens 12, light radiated from the origin of an LED light source has a first angle range in the direction orthogonal to the center line of both reflection parts 18, 18. Then, the reflection parts 18, 18 irradiate the diffusion light in which light radiated from the origin of the LED light source has a second angle range in the direction orthogonal to the center line of both reflection parts 18, 18, and furthermore, irradiate the diffusion light in which light radiated from the end part of the LED light source has a wider third angle range than the first angle range and the second angle range in a direction orthogonal to the center line of both reflection parts 18, 18, and form the desired semi-cut-off type light distribution pattern.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009211075-A (JP)
Title: Flat panel display
Inventor: LEE SO-RA
IPC: G02F1/1333
Filed: 2009-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flat panel display having a structure for smoothly emitting heat generated at a front surface part of the flat panel display to a rear surface of the flat panel display by utilizing thermoelectric effect.  <P>SOLUTION: The flat panel display includes a display part for realizing an image, a first semiconductor and a second semiconductor electrically connected to the display part, and a heat sink electrically connected to the first semiconductor and second semiconductor.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2010210486-A (JP)
Title: Image processor, method and program
Inventor: NEGISHI TAKAHIRO
IPC: G08G1/16
Filed: 2009-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To rapidly measure the distance to a body with desired accuracy by a mobile stereo system.  <P>SOLUTION: An obstacle detector 123 measures the distance to an obstacle by a mobile stereo system by using images taken at different positions by an imaging part 111. Based on the distance to the obstacle measured by the obstacle detector 123, a necessary moving amount setter 141 sets a necessary moving amount which is the distance from an imaging position of an image taken later of the two images used for measurement to an imaging position of an image used for next measurement. This image processor can be applied to an on-vehicle obstacle detector for example.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010217269-A (JP)
Title: Toner, production method of toner, image forming method, image forming apparatus, and process cartridge
Inventor: WATANABE MASAKI
IPC: G03G9/08
Filed: 2009-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To improve transfer efficiency from a photoreceptor to an intermediate transfer member and from the intermediate transfer member to an image support in a high-speed full-color image forming method, and to output images with good reproducibility for a long period of time by eliminating image defects in each transfer process.  <P>SOLUTION: The production method of a toner includes: a step (A) of preparing solution or dispersion liquid of a toner material containing a binder resin and a colorant by dissolving or dispersing the toner material in an organic solvent; a step (B) of adding and emulsifying or dispersing the prepared solution or dispersion liquid to an aqueous medium to prepare an emulsion or dispersion liquid; a step (C) of producing toner particles by removing the organic solvent; and a step (D) of dispersing the toner particles in an aqueous medium and heating while stirring. In the step (B) or step (C), a surfactant and two types of resin particles are added to the aqueous medium, the resin particles comprising resin fine particles (A) in the same polarity as the surfactant and resin fine particles (B) having a different volume average particle diameter from that of (A); wherein the resin fine particles (B) are incompatible with the binder resin and swell in the organic solvent.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010217997-A (JP)
Title: Device, program, and method for recognizing character
Inventor: MANABE SEIICHI
IPC: G06K9/20
Filed: 2009-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To improve the level of satisfaction of a user by providing a portable terminal 1 enabling the user to easily photograph an image of a character which the user wants to recognize.  <P>SOLUTION: A central control part 5 of a portable terminal 1 equipped with a photographic part 2 for obtaining a photographic image 40 by photographing and a central control part 5 for executing a character recognition program 23 for recognizing a character in the photographic image 40 is configured to execute a step S6 for detecting a static state and steps S6 to S8 for starting character recognition, wherein the detection of the static state in the step S6 is defined as one condition of character recognition start.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010218770-A (JP)
Title: Dye-sensitized solar cell and its manufacturing method
Inventor: TOYAMA TOMOYUKI
IPC: H01L51/42
Filed: 2009-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dye-sensitized solar cell with high battery performance, and its manufacturing method.  <P>SOLUTION: The dye-sensitized solar cell has a transparent substrate 11, a transparent conductive film 12, an n-type semiconductor electrode 14 containing dye, and p-type semiconductor layers 15, 16 at a laminated state from a light-receiving face side. Further, a counter-electrode 17 forming numerous projections 17a on the surface facing to the p-type semiconductor layers 15, 16 is laminated on the p-type semiconductor layers 15, 16.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010217344-A (JP)
Title: Display device and driving method thereof
Inventor: KANEYOSHI SHOTARO
IPC: G02F1/133
Filed: 2009-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a display device which can maintain a display function even in the case of the occurrence of a fault in a driving circuit.  <P>SOLUTION: A gate line 12 comprises a plurality of gate lines 12a and gate lines 12b adjacent to each other and is provided with a gate driver 30a for driving the gate lines 12a and a gate driver 30b for driving the gate lines 12b. A gate output determination part 71 determines whether one of the gate drivers 30a and 30b is faulty or not based on output timing of gate signals Gout_A and Gout_B outputted from the gate drivers 30a and 30b. When it is determined by the gate output determination part 71 that the gate driver 30a is faulty, the gate lines 12b are driven by the gate driver 30b.  <P>COPYRIGHT: (C)2010,JPO&INPIT