Patents by Inventor Koichi Kawamura

Koichi Kawamura has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20090208779
    Abstract: In electronic equipment using a fuel cell as a power source, an antenna and a fuel cell, which are provided in a lower case of a main body receiving electronic parts, are arranged at a given distance from each other. An acceptable communication state can be established in the electronic equipment.
    Type: Application
    Filed: February 13, 2009
    Publication date: August 20, 2009
    Inventors: Yoshie OZEKI, Hiroyuki Hasebe, Hideyuki Oozu, Yukinori Akamoto, Takashi Shimoyamada, Hideaki Yasui, Kenichi Takahashi, Nobuyasu Negishi, Kiyoshi Senoue, Koichi Kawamura
  • Publication number: 20090197150
    Abstract: A fuel cell cartridge for containing fuel for fuel cells, comprising a polyester resin, wherein after the fuel is contained and preserved at 60° C. for one week, a change of density at the bottom portion and the mouth portion is 0.01 g/cm3 or less. Even when methanol of a high concentration is contained, the fuel cell cartridge maintains excellent appearance effectively preventing the occurrence of whitening in the container and, particularly, at the mouth portion and the bottom portion thereof, and effectively suppressing a decrease in the shock resistance.
    Type: Application
    Filed: May 24, 2007
    Publication date: August 6, 2009
    Applicants: Toyo Seikan Kaisha, Ltd., Kabushiki Kaisha Toshiba
    Inventors: Kenjiro Tanaka, Daisuke Imoda, Taku Hosokai, Toshiki Sakaguchi, Shojiro Kai, Koichi Kawamura
  • Publication number: 20090196537
    Abstract: A pouch with a spout includes a pouch body 1 formed by overlapping and thermally fusing both end portions, forming a seam, of a flexible film material and a spout 3 to be inserted between the film end portions of the pouch body 1 and then thermally fused together with the film end portions to the pouch body, wherein a stress dispersion patch 4 is bonded so as to cover partially both a spout seal portion 2 and a deformable film portion 5 so as to straddle a boundary portion between the spout seal portion 2 and the deformable film portion 5 facing an inner space of the pouch body 1.
    Type: Application
    Filed: August 31, 2007
    Publication date: August 6, 2009
    Applicants: TOYO SEIKAN KAISHA LTD, KABUSHI KAISHA TOSHIBA
    Inventors: Takayuki Aikawa, Yukari Fujita, Koichi Kawamura
  • Publication number: 20090169944
    Abstract: A fuel cartridge (1) for a fuel battery includes a cartridge body (2) storing a liquid fuel for a fuel battery, a connection unit (3) provided at the cartridge body (2), and an identifier (4) containing information on the liquid fuel stored in the cartridge body (2). A fuel battery includes a liquid fuel supply system having a fuel battery-side connection unit for detachable connection with the cartridge-side connection unit of the fuel cartridge (1), a power generation section for generating power by being supplied with the liquid fuel from the liquid fuel supply system, and a detection unit for detecting the identifier (4) of the fuel cartridge (1).
    Type: Application
    Filed: September 7, 2006
    Publication date: July 2, 2009
    Inventors: Hiroyuki Hasebe, Kenichi Takahashi, Koichi Kawamura
  • Publication number: 20090168139
    Abstract: There is provided an electrodeposition method light modulating device including: (1) a transparent electrode, to which a polymer having a metallocene at a side chain thereof is fixed by a chemical bond; (2) a transparent electrode that is disposed to face the transparent electrode (1), and forms metal through a reducing reaction of metal ions thereon; and (3) an electrolytic solution containing the metal ions, which can be reduced by applying current thereto, and disposed between the transparent electrode (1) and the transparent electrode (2). In an electrodeposition method reflective display device, the electrolytic solution is held by a gelatinous polymer, and the white pigment is dispersed in the gelatinous polymer.
    Type: Application
    Filed: December 22, 2008
    Publication date: July 2, 2009
    Applicant: FUJIFILM CORPORATION
    Inventors: Naoyuki Hayashi, Koichi Kawamura, Takashi Kato
  • Publication number: 20090163670
    Abstract: The invention provides an organic-inorganic hybrid material including: a support, and a graft polymer layer containing a graft polymer chain directly bonding to a surface of the support or a surface layer provided on the support, the graft polymer layer containing an inorganic component including a crosslinked structure formed through hydrolysis and polycondensation of an alkoxide of an element selected from Si, Ti, Zr and Al. The organic-inorganic hybrid material is useful as a gas barrier film.
    Type: Application
    Filed: December 8, 2006
    Publication date: June 25, 2009
    Applicant: Fujifilm Corporation
    Inventors: Toshihide Aoshima, Koichi Kawamura
  • Publication number: 20090136719
    Abstract: The present invention provides a method for manufacturing a surface graft material including forming an insulator layer containing an insulating resin and a polymerization initiator on a substrate, and forming a graft polymer directly bonding to the surface of the insulator layer, a surface graft material manufactured by this method, a method for manufacturing an electrically conductive material including forming an insulator layer containing an insulating resin and a polymerization initiator on a substrate, forming a graft polymer directly bonding to the surface of the insulator layer, and forming an electrically conductive layer on the graft polymer, an electrically conductive material manufactured by this method, and an electrically conductive pattern material obtained by etching the electrically conductive material.
    Type: Application
    Filed: March 31, 2006
    Publication date: May 28, 2009
    Applicant: FUJIFILM CORPORATION
    Inventors: Koichi Kawamura, Hiroshi Sato
  • Publication number: 20090092876
    Abstract: A membrane electrode assembly 10 includes a solid electrolyte membrane 1 made of high polymer material, and a fuel electrode 2 and an air electrode 3 laminated at both sides of the solid electrolyte membrane 1. A fuel tank 11 is composed by fixing a box-like container 12 to the membrane electrode assembly 10. The box-like container 12 has an opening provided at a side facing the membrane electrode assembly 10, and a flange 13 is formed on the edge of this opening. A cover plate 15 is attached to the rear side of the air electrode 3 of the membrane electrode assembly 10, and a peripheral edge 15a of the cover plate 15 is bent along the outer circumference of the membrane electrode assembly 10, the outer circumference and the rear side peripheral edge of the flange 13, and by enclosing the membrane electrode assembly 10 and the peripheral edge of the flange 13, the box-like container 12 is fixed to the membrane electrode assembly 10.
    Type: Application
    Filed: April 1, 2006
    Publication date: April 9, 2009
    Inventors: Hideaki Yasui, Kenichi Takahashi, Koichi Kawamura
  • Publication number: 20090092766
    Abstract: The invention provides a graft pattern forming method including contacting a radical-polymerizable unsaturated compound with a surface of a base material capable of generating radicals by exposure; and exposing imagewise with laser light having a wavelength of 360 to 700 nm to form a graft polymer directly bonded to the base material patternwise on the surface of the base material. The invention also provides a conductive pattern forming method including imparting conductivity to the graft pattern formed patternwise obtained by the graft pattern forming method.
    Type: Application
    Filed: May 18, 2006
    Publication date: April 9, 2009
    Applicant: FUJIFILM CORPORATION
    Inventors: Koichi Kawamura, Yasuaki Matsushita
  • Publication number: 20090090463
    Abstract: One embodiment of the present invention is a pattern forming method including: (I) a graft polymer forming step of preparing a substrate whose surface is modified with a graft polymer directly chemically bonded to a base material; (II) a particle-dispersed liquid placing step of placing droplets including a dispersion liquid including a liquid (dispersion medium) and particles dispersed therein on the graft polymer-formed surface in a predetermined pattern by a droplet discharging method; and (III) a particle pattern forming step of evaporating the liquid (dispersion medium) from the droplets placed, to form a layer including particles on the substrate in a predetermined pattern.
    Type: Application
    Filed: May 19, 2006
    Publication date: April 9, 2009
    Applicant: FUJIFILM Corporation
    Inventor: Koichi Kawamura
  • Publication number: 20090085410
    Abstract: A PDA, which functions as an electronic unit, includes power supply which includes a fuel cell unit and an auxiliary power supply which is charged by an output of the fuel cell unit. A non-use state of the PDA is detected by non-use detection unit. Upon detection of the non-use state by the non-use detection unit, the output from the fuel cell unit is stopped and an output of the auxiliary power supply is shut off.
    Type: Application
    Filed: September 23, 2008
    Publication date: April 2, 2009
    Inventors: Hidenori SUZUKI, Kiyoshi Senoue, Makoto Miyahara, Kenichi Takahashi, Michiyuki Kitamoto, Yukinori Akamoto, Yoshie Ozeki, Takashi Shimoyamada, Hideaki Yasui, Hiroyuki Hasebe, Koichi Kawamura
  • Publication number: 20090023043
    Abstract: A nozzle part 9 provided in a fuel cartridge is inserted in a socket part 6 provided in a fuel cell body, and the nozzle part 9 and the socket part 6 are coupled. The nozzle part 9 has a nozzle head 12 provided on the cartridge body 8 and a valve mechanism arranged in this nozzle head 12. On a tip of the nozzle head 12, a spherical portion 15 is provided so as to detach from the socket part 6 without being interfered when a bending load is applied to the fuel cartridge 5 coupled to the fuel cell body.
    Type: Application
    Filed: January 12, 2007
    Publication date: January 22, 2009
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOYO SEIKAN KAISHA, LTD.
    Inventors: Kenichi Takahashi, Hiroyuki Hasebe, Koichi Kawamura, Takashi Shimoyamada, Hideaki Yasui, Kenji Yoshihiro, You Yamamori, Hiroaki Hayashi, Daisuke Imoda, Kouki Kinouchi
  • Publication number: 20090022885
    Abstract: The invention provides a method of forming a metallic pattern including: (a) forming, in a pattern form on a substrate, a polymer layer which contains a polymer that has a functional group that interacts with an electroless plating catalyst or a precursor thereof; (b) imparting the electroless plating catalyst or precursor thereof onto the polymer layer; and (c) forming a metallic film in the pattern form by subjecting the substrate having the polymer layer to electroless plating using an electroless plating solution, wherein the substrate is treated using a solution comprising a surface charge modifier or 1×10?10 to 1×10?4 mmol/l of a plating catalyst poison before or during the (c) forming of the metallic film. The invention further provides a metallic pattern obtained thereby. Furthermore, the invention provides a printed wiring board and a TFT wiring board, each of which uses the metallic pattern as a conductive layer.
    Type: Application
    Filed: February 8, 2006
    Publication date: January 22, 2009
    Applicant: FUJIFILM Corporation
    Inventors: Kazuhiko Matsumoto, Koichi Kawamura, Takeyoshi Kano
  • Publication number: 20090004465
    Abstract: The present invention provides a metal film formed by applying an electroless plating catalyst or its precursor to a polymer layer on a base plate having a surface roughness of 500 nm or less and then carrying out electroless plating, the polymer layer containing a polymer which has a functional group capable of interacting with the electroless plating catalyst or its precursor and is chemically bonded directly to the base plate, wherein the adhesion strength between the base plate and the metal film is 0.2 kN/m or more.
    Type: Application
    Filed: January 13, 2006
    Publication date: January 1, 2009
    Applicant: Fujifilm Corporation
    Inventors: Takeyoshi Kano, Koichi Kawamura
  • Publication number: 20090001722
    Abstract: As shown in FIG. 4, as coupling holding means 20 for holding coupling between a socket S10 and a plug P10, an engaging projection 22 is formed in the plug P10 and an engaging recess 21 is formed in the socket S10 so that the socket S10 is coupled with the plug P10 accurately by an operation to engage the projection 22 with the recess 21 after an overriding operation of the projection 22. Additionally, on the plug P10 is provided a cam portion 31 which inclines in substantially a circumferential direction about a central axis running in the coupling direction and a cam follower portion 32 is formed in the socket S10. In a case where an abnormal rotational force exceeding a normal range of use is applied, an automatic release of coupling is made between the cam portion and the cam follower portion.
    Type: Application
    Filed: January 18, 2007
    Publication date: January 1, 2009
    Applicant: Toyo Seikan Kaisha, Ltd.
    Inventors: Kenji Yoshihiro, You Yamamori, Hiroaki Hayashi, Kenichi Takahashi, Koichi Kawamura
  • Publication number: 20080318087
    Abstract: Provided is a magnetic recording medium which causes a reduction of transition noises and has a high productivity, and a method of manufacture thereof. The method of manufacturing a magnetic recording medium, comprising: fixing a polymerization initiator on a support by microcontact printing, forming a grafted polymer pattern by bringing a compound having a polymerizable unsaturated bond into contact with the polymerization initiator fixed on the support followed by graft polymerization of the compound, and forming a magnetic region by coating, onto the pattern, an alloy-particle-containing liquid which contains alloy particles capable of forming a CuAu pattern or Cu3Au pattern ferromagnetic ordered alloy, and further subjecting the resultant to annealing processing, thereby forming a plurality of magnetic regions physically independent of each other.
    Type: Application
    Filed: June 13, 2008
    Publication date: December 25, 2008
    Applicant: FUJIFILM CORPORATION
    Inventors: Yasushi HATTORI, Koichi Kawamura
  • Publication number: 20080300757
    Abstract: A control-mode switching device includes: a plurality of actuators (2, 6, 7) that conduct different movement; driving means (10, 11, 12, 13, 14, 15) that drive the actuators; a plurality of control levers (22a-22c) that command operation of the driving means; a plurality of limit switches (72a-72e) that detect arrival of the control levers to the proximity of an end of a control range; a mode judging means (controller 23) that judges whether a priority operation mode is taken or not in accordance with a combination of on/off conditions of the limit switches; and a drive controlling means (controller 23) that, when it is judged by the mode judging means that the priority operation mode is taken, controls the driving means so that an output of selected one or more of the driving means becomes larger than that in a normal mode or the power ratio as compared with the other driving means becomes larger.
    Type: Application
    Filed: January 12, 2006
    Publication date: December 4, 2008
    Applicant: KOMATSU LTD
    Inventors: Noboru Kanayama, Koutarou Sasano, Koichi Kawamura
  • Patent number: 7438950
    Abstract: The invention provides a metallic pattern forming method comprising: forming a region in which a graft polymer, that directly bonds to a surface of a base material that includes a polyimide and has a functional group that interacts with either an electroless plating catalyst or a precursor thereof, is generated in a pattern shape; imparting either an electroless plating catalyst or a precursor thereof and electroless plating so as to form a metallic film in the pattern shape, wherein the polyimide has at least one structural unit represented by the following Formula (1) or Formula (2) and has a polymerization initiating site in a skeleton thereof. R1 represents a bivalent organic group. R2 is represented by one of Formulae (3) to (6). R3, R4, R5 and R6 independently represents a bivalent organic group.
    Type: Grant
    Filed: June 1, 2005
    Date of Patent: October 21, 2008
    Assignee: FUJIFILM Corporation
    Inventors: Takeyoshi Kano, Koichi Kawamura
  • Publication number: 20080240982
    Abstract: It is an object of the present invention to provide a solid substrate, on which a physiologically active substance is inclusively immobilized, and a production method thereof. The present invention provides a solid substrate, which has a physiologically active substance in a crosslinked hydrogel composed of a polysaccharide that was covalently bound to the surface of the solid substrate.
    Type: Application
    Filed: March 26, 2008
    Publication date: October 2, 2008
    Applicant: FUJIFILM Corporation
    Inventors: Taisei NISHIMI, Koichi Kawamura
  • Publication number: 20080200579
    Abstract: A photopolymerizable composition including a cationically polymerizable compound and a cation generating agent represented by formula (1): D-L-A ??Formula (1) wherein D represents a light absorption part that shows an absorption having an absorption coefficient of 1000 or more in a wavelength range of 300 nm or longer; A represents an active part which interacts with the light absorption part D to generate a cation when the light absorption part D is excited by light; and L represents a linking group which links the light absorption part D with the active part A.
    Type: Application
    Filed: February 20, 2008
    Publication date: August 21, 2008
    Applicant: FUJIFILM Corporation
    Inventor: Koichi KAWAMURA