baber/WOPTO huggingface dataset:
Patent JP-2008081833-A (JP)
Title: Copper alloy foil
Inventor: NAKAMURO KAICHIRO
IPC: H05K1/09
Filed: 2006-09-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rolled copper-alloy foil which is suitably used for CCL (Copper Clad Laminate) or a collector of a lithium ion battery, for instance, and has superior strength and elongation.  <P>SOLUTION: The copper alloy foil has grain boundaries which are seen from a cross-section parallel to the rolled direction of the foil, has crystal grains surrounded by the grain boundaries so as to form a ribbon shape which stretches in parallel to the rolled direction and has a thickness of 0.2 μm or less, and has such a surface roughness as to satisfy a relationship of (Rz/t)≤0.05, wherein Rz is defined as the maximum peak height specified in JIS-B0601 and (t) is defined as the thickness of the foil.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008090401-A (JP)
Title: Document retrieval apparatus, method and program
Inventor: OCHI SHINGO
IPC: G06F17/30
Filed: 2006-09-29
Abstract: <P>PROBLEM TO BE SOLVED: To increase the accuracy of document retrieval based on natural language.  <P>SOLUTION: A document retrieval apparatus for retrieving from a predetermined corpus a document file whose content is related to search text is disclosed. The apparatus retains index information indicating each gram's position within a document and position within a morpheme. The document search apparatus accepts the input of the search text from a user and extracts morphemes and grams. The apparatus then indexes the rarity of each morpheme in the corpus according to an estimated number, detects a document file containing the morpheme, and counts the number of times that such a morpheme appears in the document file as the frequency of appearance. Based on the estimated number and the frequency of appearance of the morpheme, the apparatus indexes the association between the contents of the search text and the document file as association scores.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008092649-A (JP)
Title: Controller of ipm motor and control method thereof
Inventor: SHIBATA NAOTAKE
IPC: H02P21/24
Filed: 2006-09-29
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a controller of an IPM motor and a control method thereof capable of suppressing an error in a model of an armature interlikage magnetic flux.  <P>SOLUTION: The IPM controller is provided with a motor constant estimating section 60 for correcting and operating a motor constant for operating a magnetic pole position model signal θϕM of a rotor, and a model signal ωRM of the rotor. The estimating section 60 has a q-axis inductance model operator 63 for obtaining a model LqM of a q-axis inductance using a n-point approximate function; an operation condition operator 64 of a model of an armature interlinkage magnetic flux, for calculating whether operating conditions are satisfied; an armature interlikage magnetic flux model operator 61 for operating a model ϕaM of an armature interlinkage magnetic flux; an operator 62 for a model of an armature resistance, for operating an armature resistance model RSM obtained by adding a previously set main circuit cable resistance Rl of an IPM model to an armature winding resistance model RaM obtained from an armature winding temperature model TPSM.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008091180-A (JP)
Title: Organic semiconductor integrated film, manufacturing method thereof, and organic electroluminescent element using organic semiconductor integrated film
Inventor: AOSHIMA TOSHIE
IPC: H01L51/50
Filed: 2006-09-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an organic semiconductor integrated film that has high adhesion properties to a positive electrode, and is useful for forming a hole-transporting layer for an organic electroluminescent element capable of emitting light having high luminance with a low application voltage, and to provide a manufacturing method of the organic semiconductor integrated film.  <P>SOLUTION: The organic semiconductor integrated film has, on a support surface, a graft polymer layer that is made of a graft polymer to which an organic semiconductor material is connected and is present while the organic semiconductor material is in an association state. The organic semiconductor integrated film is useful as a hole injection layer of the organic electroluminescent element.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008088512-A (JP)
Title: Method for producing copper alloy for electronic material
Inventor: KUWAGAKI HIROSHI
IPC: C22C9/06
Filed: 2006-10-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a copper alloy for an electronic material having an excellent balance among strength, electric conductivity and bending workability and suitable as the stock used for a terminal, a connector, a switch and a relay.  <P>SOLUTION: The copper alloy for an electronic material has a composition comprising, by mass, 1.00 to 2.50% Co and 0.20 to 0.70% Si, and the balance Cu with inevitable impurities, and in which the mass concentration ratio between Co and Si (Co/Si ratio) satisfies 3.5≤Co/Si≤5, and electric conductivity is ≥55%IACS, preferably, ≥60%IACS. The copper alloy preferably comprises 0.05 to 0.50% Cr, and in which the content of carbon as inevitable impurities is ≤50 ppm, and at least one selected from Mg, P, As, Sb, Be, B, Mn, Sn, Ti, Zr, Al, Fe, Zn and Ag may be incorporated therein by 0.001 to 0.300% as well. In the method for producing the above alloy, after melt casting, hot rolling and cold rolling are performed, and, before the final cold rolling, heat treatment of performing cooling at ≥10°C per sec after heating at 700 to 1,050°C is performed.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008091305-A (JP)
Title: Spotlight
Inventor: ASAYAMA TAKAO
IPC: F21V14/00
Filed: 2006-10-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low-cost spotlight which can change the shape of the light emitted to the outside.  <P>SOLUTION: A light source part 11, a light guide tube 15 and an LED-lighting circuit 13 are accommodated in a light case 3 having an aperture 4. The light source part 11 with many LEDs 12 emits light toward the aperture 4. The light guide tube 15 has an entrance-side open mouth, provided and covered by the light source part 11 and an exit side open mouth, continuing to the aperture and divides and forms an optical path 15c, where an emitted light from the light source part 11 is condensed to the aperture 4. A lighting circuit 13 is arranged outside the light guide tube 15. Between the aperture 4 and lenses 16a, 16b which collect a light passing through the aperture and emit the light, there is removably arranged a light-shape forming unit 21. The unit 21 is provided with a guide tube 24 to guide the light passing through the aperture 4 to the lenses 16a, 16b and a filter 25 which is attachable and detachable and is made of a thermo-plastic synthetic resin, to form a required shape to the light incident into the lenses. The guide tube 24 is arranged so that it is divided from areas in the light case 3 other than the optical path 15c and is connected only to the optical path 15c via the aperture 4.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007147069-A (JP)
Title: Differential
Inventor: TANAKA KATSUMI
IPC: F16H48/38
Filed: 2006-10-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a differential having an improved differential limit.  <P>SOLUTION: The differential comprises an input member for inputting driving force, first and second face gears adapted to be rotated together with first and second output shafts by the input member, and a pinion for gearing with the first and second face gears to allow differential motion between the first and second face gears.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008068246-A (JP)
Title: Magical air generating system
Inventor: NAKAJIMA FUMIO
IPC: A61L9/04
Filed: 2006-09-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide an air generation system to be used for purification for rivers, lakes, ponds, and sewage treatment plants, deodorization for hydroponics, drinking water, and sewage treatment plants, deodorization for purifying chambers, and deodorization and sterilization for rooms.  <P>SOLUTION: Air is generated by causing air to pass through 1 mm to 2 mm spaces between magnets housed in a container covered with a steel plate to reduce the release of magnetism with few gaps. In this manner, air can be deodorized and sterilized, oxygen dissolved in water can be increased, and aerobic microorganisms can be increased.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008096326-A (JP)
Title: Positioning system
Inventor: MIZUGAKI KENICHI
IPC: H04B7/26
Filed: 2006-10-13
Abstract: <P>PROBLEM TO BE SOLVED: To perform high-accuracy time difference measurements with a small-sized and low-cost device of low power consumption, in a system that measures the arrival time difference of signals and performs positioning.  <P>SOLUTION: The system includes a node (to be subjected to positioning) transmitting a positioning signal, a reference station transmitting a reference signal, at least three base stations receiving the positioning signal and the reference signal, and a server connected to the base stations via a network. In the system, the plurality of base stations measure the difference between the time the positioning signal which is received, and the time the reference signal is received and the frequency deviation from the reference station, by using the clock signal and signal causing the clock signal to change and determine whether to perform correction for the measurement time difference, on the basis of the measured result of the frequency deviation; and the server calculates the position of the node, on the basis of the frequency time difference in which proper processing is performed.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008099129-A (JP)
Title: Image reading apparatus
Inventor: SHIMIZU KOSUKE
IPC: H04N1/19
Filed: 2006-10-13
Abstract: <P>PROBLEM TO BE SOLVED: To accurately detect the existence of dust on an original scan position and to remove a noise pixel caused by the dust from a read image.  <P>SOLUTION: An averaging circuit 80 generates averaged pixel data indicating an average density of pixels in a noticed line and three lines just before the noticed line. A first dust detection circuit 82 detects a noise pixel on the basis of the averaged pixel density output from the averaging circuit 80. A second dust detection circuit 83 detects a noise pixel based on averaged pixel density gamma-corrected by a gamma correction circuit 81. When the density of the noticed pixel has a density difference of a threshold or more for the density of a pixel on a prescribed pixel position in either of the first dust detection circuit 82 and the second dust detection circuit 83, the noticed pixel is detected as a noise pixel. A dust decision circuit 84 decides whether a noise pixel exists on the basis of these detection results.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008093356-A (JP)
Title: Game machine
Inventor: ICHIHARA TAKAAKI
IPC: A63F5/04
Filed: 2006-10-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine capable of suppressing the decline of an interest in a game.  <P>SOLUTION: The game machine comprises: a special game state control means for controlling the progress of a game in a special game state wherein game media are imparted more frequently compared to a normal game state when it is judged that a special winning form corresponding to a special winning combination as a winning combination is displayed; and a specified game state control means for controlling the progress of the game in a specified game state wherein the game media are imparted less frequently compared to the special game state and the special winning combination is not included in the winning combination at least when it is judged that a specified winning form corresponding to a specified winning combination as the winning combination is displayed.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008101540-A (JP)
Title: Control device for internal combustion engine
Inventor: EIRAKU REI
IPC: F02D41/04
Filed: 2006-10-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control device for an internal combustion engine optimizing exhaust air-fuel ratio control by effectively utilizing blow-by and port injection during a valve overlap period in a control device for an internal combustion engine provided with a port injection valve and a cylinder injection valve.  <P>SOLUTION: In this control device for the internal combustion engine, the internal combustion engine is provided with the port injection valve injecting fuel into an intake port and the cylinder injection valve injecting fuel into a combustion chamber, injecting fuel from the port injection valve and cylinder injection valve in accordance with operation conditions, and having the valve overlap period with both an intake valve and an exhaust valve opened, fuel is injected by at least the port injection valve during the valve overlap period within an engine operating region where intake pressure is higher than exhaust pressure.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008104899-A (JP)
Title: Photocatalyst membrane, manufacturing method of photocatalyst membrane, and hydrogen-generating device using the catalyst
Inventor: YOKOZAWA YUJI
IPC: C01B3/04
Filed: 2006-10-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photocatalyst membrane which is more improved in photoelectric conversion efficiency than usual, and also provide a manufacturing method thereof and a hydrogen-generating device.  <P>SOLUTION: In the photocatalyst membrane 1, a first photoelectric membrane 2 comprising Fe<SB>2</SB>O<SB>3</SB>and a second photoelectric membrane 3 comprising TiO<SB>2</SB>are laminated sequentially from the base board 4 side. In the manufacturing method of the photoelectric membrane, the Fe<SB>2</SB>O<SB>3</SB>membrane is formed on the base board by means of a sputtering method, and the TiO<SB>2</SB>membrane is formed on the Fe<SB>2</SB>O<SB>3</SB>membrane, and then these membranes are subjected to heating processing to gain the photoelectric membrane. The hydrogen-generating device comprises; a first light-permeable conductive membrane and the photoelectric catalyst membrane which are sequentially laminated, these membranes being on one side surface of a light-permeable base board; a semiconductor optical electrode for decomposing water, in which a second light-permeable conductive membrane, a metallic base board, an electrolyte layer provided between the second conductive membrane and the metallic base board, and a pigment-sensitive type solar cell are formed, the semiconductor optical electrode being on the other side surface of the light-permeable base board; and an electrolyte solution; all these constituents being accommodated in a housing. In addition, the hydrogen-generating device is provided with a conductive member for electrically connecting the first conductive membrane and the second conductive membrane which are each formed on the front and back surfaces of the light-permeable base board, respectively.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2007128069-A (JP)
Title: Electrophotographic development unit with irregular pitch auger
Inventor: HART STEVEN C
IPC: G03G15/08
Filed: 2006-10-24
Abstract: <P>PROBLEM TO BE SOLVED: To uniform a cross sectional filling rate in a pick-up source auger channel along an auger longitudinal direction.  <P>SOLUTION: A long pick-up source auger 134 is stored in the auger channel 220 so that a development raw material transfer route is formed adjacent to a development roller 40 mounted rotatably in a development device housing. A development raw material pumped up from a raw material reservoir of the development device housing into the channel 220 is picked up by the roller 40 on the way fed by the auger 134 in the longitudinal direction, enters a development region through trimming, and adheres to a latent image on an optical conductive member by toner particles thereof. The auger 134 keeps a plurality of blades arranged along the longitudinal direction on a core. The pitch of the blades is irregularly set so that an interval between the development raw material and the development roller 40 in the channel 220 is held constant regardless of a longitudinal position L.  <P>COPYRIGHT: (C)2007,JPO&INPIT
Patent JP-2008105904-A (JP)
Title: Method and apparatus for manufacturing glass preform
Inventor: HABASAKI TOSHIMI
IPC: C03B37/014
Filed: 2006-10-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and an apparatus for manufacturing a glass preform in which the pressure in a furnace tube can be stabilized while the leakage of corrosive gases such as a chlorine-containing gas, a fluorine-containing gas and the like from the manufacturing apparatus is prevented.  <P>SOLUTION: In the method for manufacturing the glass preform, the manufacturing apparatus 1 equipped with the furnace tube 2 in which a fine glass particle deposit G1 is housed and heat-treated, an inserting port to insert a supporting rod 9 connected to an elevating device 10, an attachable and detachable top cover 7 at the upper end of the furnace tube 2 and a heater 3 surrounding the furnace tube 2 is used. A cylindrical pressure regulating chamber 17 is located so as to cover the supporting rod 9 and the supporting rod inserting port 16 at the upper surface of the top cover 7. A cylindrical exhausting chamber 20 is located so as to cover the supporting rod 9 at the upper surface of the pressure regulating chamber 17. The fine glass particle deposit G1 supported with the supporting rod 9 is heated while introducing a pressure regulating gas into the pressure regulating chamber 17 and then dehydration and transparent glass formation are performed.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008111686-A (JP)
Title: Collision detection method
Inventor: SAKAI TAKASHI
IPC: G01H17/00
Filed: 2006-10-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a collision detection method capable of enabling a remote control section to continuously monitor external harmful vibrations made by collision of a vehicle to an elevated railway bridge and grasping that the elevated railway bridge structure is safe.  <P>SOLUTION: In the method of detecting collisions to an elevated bridge wherein acceleration sensors A, B, and C are mounted on an elevated bridge on which trains run and their vibration outputs are continuously monitored by a control device 1, when the vibration outputs exceed a preset threshold, the control device 1 assumes that a harmful vibration is applied to the elevated bridge from the outside and sends an alert to the control section 3 via a transmission means. Since a collision by a motor car or the like that externally gives a big harmful vibration to the elevated bridge is automatically notified to the control section 3 in real time, efficient maintenance and repairing can be carried out. This is safe and economical and maintenance workers need not to go out to check the dangerous locations in vain.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008114620-A (JP)
Title: Astride type vehicle
Inventor: TAKESHIMA MASAO
IPC: B62K5/00
Filed: 2006-10-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide an astride type vehicle provided with an air cleaner above an engine and easily connecting the air cleaner with an intake port of the engine without widening an interval between a pair of right and left frames easily.  <P>SOLUTION: The astride type vehicle is provided with: the engine 5 having a vertical type crankshaft and provided with a crank case, a cylinder, and cylinder heads; the pair of right and left frames 41 supporting the engine; and the air cleaner 22 arranged above the engine across the frames to suck air through an intake duct and connected with the engine through a throttle body 21 provided in a case. The engine is arranged by tilting the cylinder 7 in one direction and bringing either 20a of the cylinder heads 20 close to one frame 41 between the frames. The throttle body 21 is arranged between the other frame 41 and the other cylinder head 20b between the cylinder heads 20.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008113801-A (JP)
Title: Game system
Inventor: SHIOJIMA KENJI
IPC: A63F5/04
Filed: 2006-11-02
Abstract: <P>PROBLEM TO BE SOLVED: To make interpretation effects on a player when a prize is won compatible with the convenience of the player when rent, for example, in the relation with the throwing speed of game media in a game system in which the game media are put out to a common discharge port when a prize is won and it is rent.  <P>SOLUTION: A slot machine S is provided with a hopper 12 for casting a token out to the common discharge port 10 by letting out tokens according to rotation driving of a motor. The hopper 12 changes its letting-out speed to be the number of let out tokens per unit time in accordance with rotation speed of the motor. A control unit 17 controls voltage to be applied to the motor of the hopper 12 so that the letting-out speed when rent, for example, becomes faster than the letting-out speed when the prize is won. Thus, the direction effects on the player according to relatively slow letting-out speed when the prize is won and the convenience of the player by reduction of a waiting time when rent can be managed.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008118375-A (JP)
Title: Digital-analog conversion circuit, data driver, and display device using the same
Inventor: TSUCHI HIROSHI
IPC: G09G3/36
Filed: 2006-11-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a digital-analog conversion circuit capable of saving occupancy area and performing a highly precise voltage output with a small number of reference voltages, and to provide a data driver.  <P>SOLUTION: The digital-analog conversion circuit is provided with: a reference voltage generation circuit 13 for generating and outputting a plurality of reference voltages; a decoder circuit 12 for receiving the plurality of reference voltages, selecting n (n is integer ≥2) reference voltages V1 to Vn among the plurality of reference voltages including overlapping and outputting the reference voltages V1 to Vn from n output points N11-1 to N11-n; and an amplification circuit 11 provided with n differential circuits 111-1 to 111-n, wherein the n output points N11-1 to N11-n are connected to noninverted input terminals (+) of the n differential circuits, and an output voltage obtained by operating and synthesizing the n reference voltages V1 to Vn is outputted. The amplification circuit 11 is provided with a feedback resistor Rf, one end of which is connected to an output terminal N10 of the amplification circuit 11, and the other end of which is connected to a noninverted input point (-) connected to the n differential circuits in common, and a resistor R1 is connected between a connection point between the other end of the feedback resistance Rf and the noninverted input point connected to the n differential circuits in common, and a voltage source.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2008115435-A (JP)
Title: Continuous refining method for blast furnace runner
Inventor: NAKASUGA TAKAMITSU
IPC: C21C1/04
Filed: 2006-11-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a continuous refining method for hot metal capable of obtaining high reaction efficiency by allowing an added refining agent to be securely involved into hot metal.  <P>SOLUTION: In the region where the components in the longitudinal direction in a hot metal spout 4 of a rotating flow by an impeller 10 become orthogonal to the flowing direction of the hot metal or reverse to the flowing direction of the hot metal, a refining agent is added to at least either (i) a position satisfying inequality (1) on the upstream side of the impeller or (ii) a position satisfying inequality (2) on the downstream side of the impeller; wherein, 0<M/D≤0.5 (1) and 0<M/D≤0.8 (2) are satisfied, and D denotes the maximum width (m) of a hot metal flow channel; and M denotes the distance (m) from the rotating center of the impeller to the additional place.  <P>COPYRIGHT: (C)2008,JPO&INPIT