baber/WOPTO huggingface dataset:
Patent JP-2011090731-A (JP)
Title: Method for manufacturing magnetic recording medium and magnetic recording medium, and magnetic recording and playing back device
Inventor: ISHIBASHI SHINICHI
IPC: G11B5/82
Filed: 2009-10-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a magnetic recording medium by which a magnetic recording medium with high recording density is obtained without blurring of a pattern on a magnetic layer, which can be a simple and convenient manufacturing process, and by which manufacturing is conducted with high productivity and a high yield, and to provide the magnetic recording medium and a magnetic recording and playing back device.  <P>SOLUTION: The method for manufacturing the magnetic recording medium has: a step (A) to form the magnetic layer 2 on a nonmagnetic substrate 1; steps (B)-(D) to form a radiation reactive layer 3 which is patterned for the purpose of forming a magnetic recording pattern on the magnetic layer 2; a step (E) to generate an acid or a base from the radiation reactive layer 3 by irradiating the radiation reactive layer 3 with a radiation R; and a step (F) to make the acid or the base generated from the radiation reactive layer 3 react with the magnetic layer 2 to modify magnetic characteristics of the site 21 in this order.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011088071-A (JP)
Title: Method and apparatus for treating fluorine-containing water
Inventor: IZAWA SHUHEI
IPC: C02F1/58
Filed: 2009-10-22
Abstract: <P>PROBLEM TO BE SOLVED: To highly remove fluorine in fluorine-containing water and to recover high purity calcium fluoride at treatment of the fluorine-containing water by passing the water through a calcium carbonate packed column which is provided in two or more stages, preferably in two stage in series.  <P>SOLUTION: The fluorine-containing water is made to pass through the calcium carbonate packed column which is provided in two or more stages in series to remove fluorine in the fluorine-containing water and to recover calcium fluoride. In this method, the calcium carbonate packed column is filled with calcium carbonate of 30 to 150 μm volume average particle size. By using granular calcium carbonate of 30 to 150 μm volume average particle size, higher purity of recovered calcium fluoride and higher removal rate of fluorine can be achieved with a relatively small apparatus.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011072761-A (JP)
Title: Multilayered pillow
Inventor: MATSUSHIMA TETSUYA
IPC: A47G9/10
Filed: 2009-10-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pillow which allows comfortable and proper sleep by providing different multiple layers of core materials in the pillow.  <P>SOLUTION: A partition is formed inside an outer bag of the pillow, and two or more pockets are arranged vertically. Different core materials are packed in inner bags matching the number of pockets, and the inner bags are put in the pockets to form the multilayered pillow. The inner bag includes a zipper to allow the core materials to be taken out or put in, for adjusting a height of the pillow.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011089079-A (JP)
Title: Heat conductive silicone composition and cured product of the same
Inventor: ISHIHARA YASUHISA
IPC: C08L83/06
Filed: 2009-10-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat conductive silicone composition and a cured product of the same achieving heat conductivity of 1.5 W/mK or more and reducing wear of a reactor and a stirring blade in production and sedimentation of a heat conductive filler, preferably by skillfully combining aluminum hydroxides varying in particle size.  <P>SOLUTION: The heat conductive silicone composition comprises: (A) 100 pts.mass of an organopolysiloxane having at least two alkenyl groups in the molecule; (B) an organohydrogen polysiloxane having at least two hydrogen atoms directly bonded to a silicon atom; (C) 200-2,500 pts.mass of a heat conductive filler wherein 70 mass% or more is occupied by an aluminum hydroxide; and (D) a platinum group metal curing catalyst. The content of the component (B) is set so that the number of moles of the hydrogen atoms directly bonded to the silicon atom is 0.1-5.0 times that of the alkenyl groups originated from the component (A). The content of the component (D) is 0.1-1,000 ppm in the mass terms of platinum group metal elements with respect to the component (A).  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011095341-A (JP)
Title: Toner, developing agent and image forming method
Inventor: SUGIURA HIDEKI
IPC: G03G9/087
Filed: 2009-10-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a toner which is excellent in low temperature fixing property, heat-resistant storage and development stability, and can prevent occurrence of winding of a recording medium even when increasing the surface pressure of fixing during the fixing at a low temperature, to provide a developing agent containing the toner, and to provide an image forming method using the developing agent.  <P>SOLUTION: The toner comprises a mother toner particle, the mother toner particle has a core-shell structure composed of a core comprising a binder resin and a releasing agent, and a shell having a thickness of 0.01 to 2 μm, the core has a softening index of 60 to 85 °C, and the shell has a thermal hardness of 0.7 to 1.8.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2010057936-A (JP)
Title: Electric shaver
Inventor: YAHIRO NOBUKI
IPC: B26B19/38
Filed: 2009-10-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric shaver having a simplified sealing structure for a power feeding lead for a motor.  <P>SOLUTION: This electric shaver comprises a body 1 also available as a grip and a head 3 disposed above the body 1. The head includes a blade 19 of either reciprocating or rotary drive type and a motor 22 to drive this blade. A power feeding lead 32 for the motor 22 placed in a housing 23 comes out of a lead hole formed on the housing, where the gap between the power feeding lead and the lead hole of the housing is sealed up with a packing to be watertight. A storage section 5 in the body contains electric components including a control circuit board 6 and batteries 7. A lead hole 81 is created at a section wall 8 of the storage section, the power feeding lead coming out of the housing is connected to the electric components in the storage section through the lead hole. The gap between the power feeding lead and the lead hole at the section wall is sealed up with a packing 82 to be watertight.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2011094180-A (JP)
Title: Magnet unit, and magnetron sputtering apparatus
Inventor: ENDO TETSUYA
IPC: C23C14/35
Filed: 2009-10-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnet unit capable of easily regulating the film thickness distribution of a thin film to be deposited on a substrate without increasing the length or the width of a target.  <P>SOLUTION: In the magnet unit, a first magnet element consisting of a first magnet and a second magnet having the polarity different from that of the first magnet is fixed on a first yoke plate provided in the short side direction of a cathode electrode; a third magnet, a fourth magnet and a fifth magnet are arranged respectively on a second yoke plate provided on both sides in the longitudinal direction of the cathode electrode; (n-1) pieces of projecting magnets (where n denotes a positive integer equal to or larger than 2) extend inward in the longitudinal direction of the second yoke plate from the inner side of the fourth magnet; (n) pieces of extending magnets are arranged on both sides of the projecting magnets with the predetermined spacing from the fourth magnet; and a magnetic track having (2n-1) pieces of folded-back sections on both ends in the longitudinal direction is formed on the target by the projecting magnets and the extending magnets.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011094887-A (JP)
Title: Heat exchanger
Inventor: TAKAHASHI TOSHIHIKO
IPC: F28D9/02
Filed: 2009-10-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat exchanger capable of improving heat transfer performance.  <P>SOLUTION: In the heat exchanger, peripheral edges 3, 3 of two opposing plates 2, 2 formed to have a recessed shape are jointed to form a thin rectangular case body. One fluid inlet 4 and outlet are formed at the peripheral edge 3 of the case body. One fluid flow passage 6 communicated with the inlet 4 and outlet is formed within the case body. Narrow tubes are jointed to both flat faces outside the casing so as to form the other fluid flow passage. The one fluid flow passage 6 is formed as a flow passage in which a plurality of meandering flow passages are arranged from one opposing lateral side parts 2a, 2a to the other lateral side parts and are sequentially communicated with each other.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011095670-A (JP)
Title: Electrophotographic photoreceptor, process cartridge and electrophotographic apparatus
Inventor: SEKIYA MICHIYO
IPC: G03G5/14
Filed: 2009-11-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor having a blocking function and having excellent effects of suppressing fog and black dots and of suppressing a ghost even when higher picture qualities of an electrophotographic apparatus are severely required, and to provide a process cartridge and an electrophotographic apparatus having the electrophotographic photoreceptor.  <P>SOLUTION: The electrophotographic photoreceptor includes a conductive support and a first intermediate layer, a second intermediate layer and a photosensitive layer in this order on the conductive support, and is characterized in that: the second intermediate layer contains a polyolefin resin and a metal oxide having a volume average particle diameter of 20 nm or less; the first intermediate layer contains a metal oxide; and the volume average particle diameter of the metal oxide contained in the first intermediate layer is 10 times or more and 200 times or less as large as the volume average particle diameter of the metal oxide contained in the second intermediate layer.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011098354-A (JP)
Title: Method of manufacturing seamless steel tube
Inventor: NAGAHAMA TAKUYA
IPC: B21B19/04
Filed: 2009-11-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for sufficiently suppressing the variation of quality in the longitudinal direction of a product since the material temperature (working temperature), when performing stretch rolling while restraining the inner surface of a hollow tube stock with a plug, becomes uneven in the longitudinal direction.  <P>SOLUTION: In a method of manufacturing a seamless steel tube by which, after heating a material 1 to be worked, the original shape of which is a round billet, it is made into the hollow tube stock by performing piercing, successively, elongating is performed while restraining the inner surface of the hollow tube stock with the plug, next, sizing is performed after reheating and, next, the hollow tube stock is made into the seamless steel tube by cooling it, the material to be worked is heated so that the temperature of the top in the longitudinal direction of the material to be worked just before the elongating becomes a temperature higher than that of the rear end by 30-400°C, before the elongating of the material to be worked.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011098020-A (JP)
Title: Syringe driving device
Inventor: NAKAMURA TORU
IPC: A61M5/145
Filed: 2009-11-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a syringe driving device capable of being miniaturized without generating large moment loads in one direction.  <P>SOLUTION: The syringe driving device 20 includes a frame 25 with a cylinder holder 24, and a piston driving part 26 for driving a piston 22. The piston driving part 26 has side parts 26b disposed on both sides of the center axis 21a of the cylinder 21, and two driven pulleys 27 are disposed on a side surface 26c of each side part 26b in the direction along the center axis 21a. The frame 25 has side walls 25a and 25a on both sides of the cylinder holder 24, and a drive pulley 28 coupled with a motor (not indicated) is disposed on a side surface 25b of each side wall 25a. An endless belt 29 is laid across the drive pulley 28 and the two driven pulleys 27 to be driven, and one point 29a of the endless belt 29 is fixed to the frame 25. With this structure, the piston drive part 26 reciprocates the piston 22 to suck a medicament into the cylinder 21.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011100888-A (JP)
Title: Noise absorption device and noise absorption structure
Inventor: HAYASE KAZUYUKI
IPC: H01F17/06
Filed: 2009-11-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a noise absorption device absorbing both normal mode noise and common mode noise by a single noise absorption device, and also to provide a noise absorption structure with countermeasures against noise by using the noise absorption device.  <P>SOLUTION: The noise absorption device 1 includes a pair of split cores 2 and 2 having U-shape in cross section which can be coupled as a cylindrical magnetic core containing a cavity. On its inner wall surface 2A, Projections 3 are protruded at three points corresponding to the middle part of major side of rectangular cross section of the cavity. Two electric wires are so inserted as to sandwich the projection 3, the electric wires are twisted among the three projections 3, and then the pair of split cores 2 is coupled together. Here, two electric wires are individually enclosed by a magnetic body from an outer periphery in a section adjacent to the projection 3, and in a section unadjacent to the projection 3, the two electric wires are collectively enclosed by the magnetic body.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011099406-A (JP)
Title: Method of manufacturing fuel injector, and nozzle sintered body
Inventor: YAMAGISHI HIROAKI
IPC: F02M61/18
Filed: 2009-11-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing a fuel injector capable of promptly and reliably forming fine fuel injection ports at the front end of a metallic nozzle without the need for expensive facilities.  <P>SOLUTION: The method of manufacturing the fuel injector includes a pin inserting step of protruding sliding pins having diameters, numbers, positions and angles corresponding to the fine fuel injection ports to be formed at the front end of the nozzle from an injection molding die into a cavity corresponding to the shape of the nozzle to be formed after mold closure, an injection molding step of pressing and filling binder-added powder metal into the cavity and solidifying it into a nozzle sintered body, a pin setting-back step of setting the sliding pins back to the injection molding die, and a firing step of removing the nozzle molding from the injection molding die, and sintering it to manufacture a nozzle sintered body with slender tubular voids corresponding to the sliding pins.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011089099-A (JP)
Title: Agitator having multiple sweptback blade
Inventor: ABE YOSHIHIRO
IPC: B01F15/06
Filed: 2009-10-22
Abstract: <P>PROBLEM TO BE SOLVED: To explore the possibility that an electromagnetic induction heating coil is wound solenoidally around the trunk of a vertical decomposition tank and the energy of the inner wall of the decomposition tank to be red-heated by the heat of a reaction thereof with a magnetic flux is transferred directly to an object to be treated and utilized.  <P>SOLUTION: As a means for making best use of the IH reaction heat of the inner wall of the decomposition tank, waste plastics to be treated are pressed to the inner wall surface by sweptback blades, which are of an agitator incorporated in the decomposition tank and are retreated spirally along the inner wall, and waste plastics to be treated are dropped from an upper feed port on the surfaces of the sweptback blades and dried. The waste plastics to be treated, which are dropped on the bottom of the decomposition tank, are scooped up by the sweptback blades and brought into contact with the whole inner wall surface and reacted again by the action of the sweptback blades.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2010152339-A (JP)
Title: Hologram and method for manufacturing the same
Inventor: KURASHIGE MAKIO
IPC: B42D15/10
Filed: 2009-11-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hologram capable of simply determining authenticity and to provide a method for manufacturing the hologram.  <P>SOLUTION: Digital watermark information allowed to be read by irradiating with light of a predetermined wavelength is recorded in a hologram.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2011104623-A (JP)
Title: Method of producing tube
Inventor: UENO MASAKI
IPC: B21D5/01
Filed: 2009-11-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of producing tubes, in which a plurality of small forming dies are used, also ones which are simple in the structures of respective forming dies, light in weight and inexpensive are used and the tubes are quickly formable without requiring large pressurizing force.  <P>SOLUTION: The forming dies P1, ... used in respective processes are small, furthermore, made into shape structure in which the ridge lines of the die faces K1, ... in the respective forming dies P1, ... are extended in a straight line from the beginning to the terminal in the feeding direction of a workpiece and also the forming dies P1, ... in the respective processes are arranged in series with prescribed intervals L1, .... The respective forming dies P1, ... are operated simultaneously in principle and the workpiece W which is present between the respective forming dies is deformed by the pressurizing force of the respective forming dies which are adjacent each other.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011105460-A (JP)
Title: Yarn winder
Inventor: TANIGAWA YASUNOBU
IPC: B65H59/06
Filed: 2009-11-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a yarn winder accurately obtaining the amount of a yarn wound around a yarn supply bobbin by detecting the length of a core tube of the yarn supply bobbin.  <P>SOLUTION: An automatic winder includes a yarn supply bobbin holding part, a winding part 17, and a core tube detecting sensor 81. A yarn supply bobbin 21 in which a yarn is wound around a core tube 95 is set to the yarn supply bobbin holding part. The winding part 17 winds the yarn drawn out of the yarn supply bobbin 21 onto a package 30. The core tube detecting sensor 81 detects the length of the core tube of the yarn supply bobbin 21 set to the yarn supply bobbin holding part. The automatic winder further includes a stepping motor 79 and a calculation part 87. The stepping motor 79 is adapted to move the core tube detecting sensor 81 in the longitudinal direction of the core tube 95 and control the moving distance of the core tube detecting sensor 81. The calculation part 87 calculates the length of the core tube based on the moving distance of the core tube detecting sensor 81 moved by the stepping motor 79.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011114481-A (JP)
Title: Wireless communication method, base station and mobile communication terminal
Inventor: KOBAYASHI TAKAHARU
IPC: H04W72/08
Filed: 2009-11-25
Abstract: <P>PROBLEM TO BE SOLVED: To improve receiving quality.  <P>SOLUTION: The wireless communication system synchronizes with surrounding base stations to emit beams at a prescribed cycle, forming a communication region in which antenna gain in a mobile communication terminal located at the edges of a cell becomes a first level at the edges of the cell. Further, the wireless communication system forms a communication region in which antenna gain becomes a second level lower than the first level at the edges of the cell. Then, the wireless communication system executes site diversity that synthesizes signals from a plurality of base stations at the mobile communication terminal during a time period in which gain of the total sum of incoming signal levels from one base station and incoming signal levels from a plurality of base stations becomes equal to or more than a prescribed gain.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011111951-A (JP)
Title: Vehicle, and method of controlling exhaust air recirculation
Inventor: KATO JUICHI
IPC: F02M25/07
Filed: 2009-11-25
Abstract: <P>PROBLEM TO BE SOLVED: To further stabilize an operating condition of an internal combustion engine by totally closing an EGR valve when a required power variation is set below a negative threshold during operation, and thereafter keeping a condition where the EGR valve is closed until the required power variation is set larger than a value of 0.  <P>SOLUTION: An ECR valve is totally closed when a required power variation ΔPe* is set below a negative threshold P1 while an engine is operated with execution of EGR (S120, S130, S150), and thereafter the condition where the EGR valve is closed is kept until the required power variation ΔPe* is set larger than a value of 0 (S120, S170). Thereby, the EGR valve can be promptly totally closed as compared with the case where the EGR valve is totally closed after the required power ΔPe* of the engine is set below a predetermined value, and the condition where the EGR valve is closed can be kept, and the operating condition of the engine can be further stabilized.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011113209-A (JP)
Title: Card-shaped medium processing device, and control method therefor
Inventor: ORII TSUTOMU
IPC: G06K13/06
Filed: 2009-11-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control method of a card-shaped medium processing device, enabling detecting the failure of a detecting means for detecting the insertion of the card-shaped medium.  <P>SOLUTION: The card-shaped medium processing device is controlled by the control method including: a first determination step S1 for determining whether or not a first detection means for detecting the insertion of the card-shaped medium detects the insertion of the card-shaped medium; a second determination step S6 for determining whether or not a second detection means, disposed in the deeper side than the first detection means relative to the insertion direction of the card-shaped medium, for detecting the insertion of the card-shaped medium, detects the insertion of the card-shaped medium; and a processing step S9 for performing predetermined processing by assuming that an anomaly occurs in the first detection means, when the insertion of the card-shaped medium is detected in the second determination step S6 while the insertion of the card-shaped medium is not detected in the first determination step S1.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011113788-A (JP)
Title: Electrode catalyst and fuel cell employing the same
Inventor: KONISHI YASUHIRO
IPC: H01M4/86
Filed: 2009-11-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new fuel cell catalyst carrying ultra-fine metal particles.  <P>SOLUTION: The electrode catalyst includes (a) a carrier including a dried microorganism and (b) a metal carried by the carrier and having a catalyst activity.  <P>COPYRIGHT: (C)2011,JPO&INPIT