Patents by Inventor Kouji Kobayashi

Kouji Kobayashi 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: 20120138868
    Abstract: The circuit connecting material of the invention is situated between mutually opposing circuit electrodes, and provides electrical connection between the electrodes in the pressing direction when the mutually opposing circuit electrodes are pressed, the circuit connecting material comprising anisotropic conductive particles wherein conductive fine particles are dispersed in an organic insulating material.
    Type: Application
    Filed: April 22, 2010
    Publication date: June 7, 2012
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Motohiro Arifuku, Kouji Kobayashi, Tohru Fujinawa
  • Publication number: 20120097902
    Abstract: The anisotropic conductive particles of the invention have conductive fine particles 2 dispersed in an organic insulating material 3.
    Type: Application
    Filed: April 22, 2010
    Publication date: April 26, 2012
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Motohiro Arifuku, Kouji Kobayashi, Tohru Fujinawa
  • Publication number: 20120085579
    Abstract: An adhesive composition comprising: an adhesive component, conductive particles and insulating particles, wherein the ratio of the mean particle size of the insulating particles Ri to the mean particle size of the conductive particles Rc (Ri/Rc) is 120 to 300%.
    Type: Application
    Filed: December 14, 2006
    Publication date: April 12, 2012
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Takashi Tatsuzawa, Kouji Kobayashi, Tohru Fujinawa, Naoki Fukushima
  • Patent number: 8132319
    Abstract: The invention provides a circuit connecting method that can satisfactorily reduce connection resistance between circuit electrodes electrically connected via an anisotropic conductive film for circuit connection. The circuit connecting method comprises a step of preparing a circuit member 12 having circuit electrodes 12b formed on a glass substrate 12a, a step of preparing a flexible wiring board 14 having circuit electrodes 14b formed on a base 14a and provided with a solder resist 18 at the sections of the circuit electrodes 14b other than the sections that are connected to the circuit electrodes 12b, and a step of bonding the circuit member 12 to the flexible wiring board 14 via an anisotropic conductive film for circuit connection 16 so that part of the anisotropic conductive film for circuit connection 16 overlaps with part of the solder resist 18.
    Type: Grant
    Filed: February 6, 2008
    Date of Patent: March 13, 2012
    Assignee: Hitachi Chemical Company, Ltd.
    Inventors: Motohiro Arifuku, Kazuyoshi Kojima, Kouji Kobayashi
  • Publication number: 20120060008
    Abstract: An information processing terminal (101) includes: a storage area (206), in which general information (211) and confidential information (210) are recorded; an input/output receiving unit (201) which receives an access command to general information (211) or confidential information (210); a route information holding unit (203) in which route information is held, the route information indicating an area of activity in which access to the confidential information (210) is allowed; a current location acquisition unit (304) which acquires current location information indicating the current location of the information processing terminal (101); an access determination unit (305) which allows access to the confidential information (210) when the location of the information processing terminal (101) indicated by the current location information is in the route information; and a confidential information access unit (306) which accesses the confidential information (210) in response to the access allowance by the ac
    Type: Application
    Filed: February 9, 2011
    Publication date: March 8, 2012
    Inventors: Hideki Matsushima, Natsume Matsuzaki, Kouji Kobayashi, Masao Nonaka
  • Patent number: 8120189
    Abstract: A wiring structure having a wiring-terminal-connection adhesive that includes a curing agent capable of generating a free radical upon heating, a radically polymerizable substance and silicone particles.
    Type: Grant
    Filed: June 13, 2008
    Date of Patent: February 21, 2012
    Assignee: Hitachi Chemical Company, Ltd.
    Inventors: Motohiro Arifuku, Itsuo Watanabe, Kouji Motomura, Kouji Kobayashi, Yasushi Gotoh, Tohru Fujinawa
  • Patent number: 8115322
    Abstract: This invention provides a wiring-terminal-connecting adhesive comprising a curing agent capable of generating a free radical upon heating, a radically polymerizable substance and silicone particles, and a wiring-terminal-connecting method and a wiring structure which make use of such an adhesive.
    Type: Grant
    Filed: September 2, 2010
    Date of Patent: February 14, 2012
    Assignee: Hitachi Chemical Company, Ltd.
    Inventors: Motohiro Arifuku, Itsuo Watanabe, Kouji Motomura, Kouji Kobayashi, Yasushi Gotoh, Tohru Fujinawa
  • Publication number: 20120015126
    Abstract: A bonding-material reel according to the present invention includes a tape for circuit connection having a tape-shaped base material and an adhesive layer formed on one surface of the base material, and a core around which the tape for circuit connection is wound, wherein the tape for circuit connection has a region in which an adhesive layer is not formed over at least one reel length of the core toward the start end of the tape for circuit connection from the terminal end thereof, and an end tape which is bonded to the terminal end of the tape for circuit connection so as to cover the region, and extends toward the core from the terminal end.
    Type: Application
    Filed: March 12, 2010
    Publication date: January 19, 2012
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Takashi Tatsuzawa, Takashi Seki, Kouji Kobayashi, Tohru Fujinawa, Motohiro Arifuku, Kotaro Seki
  • Publication number: 20110300326
    Abstract: The bonding-material reel according to the present invention includes a tape for circuit connection having a tape-shaped base material and an adhesive layer formed on one surface of the base material, and a core around which the tape for circuit connection is wound, wherein the tape for circuit connection has an end tape which has been bonded to the terminal end, a region in which the adhesive layer is not formed over at least one reel length of the core toward the start end of the tape for circuit connection from the terminal end thereof, and a cover tape which is provided so as to cover the region.
    Type: Application
    Filed: February 24, 2010
    Publication date: December 8, 2011
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Takashi Tatsuzawa, Takashi Seki, Kouji Kobayashi, Tohru Fujinawa, Motohiro Arifuku, Kotaro Seki
  • Publication number: 20110267791
    Abstract: A circuit connection material 10 comprising an adhesive composition 11 and conductive particles 12, wherein the conductive particles 12 are conductive particles 12 with protrusions 14 comprising one or more metal layers 22 on a core 21, with the metal layer 22 being formed on at least surfaces of the protrusions 14 and the metal layer 22 being composed of nickel or a nickel alloy, and compression modulus of the conductive particles 12 under 20% compression is 100-800 kgf/mm2.
    Type: Application
    Filed: July 31, 2008
    Publication date: November 3, 2011
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Katsuhiko Tomisaka, Kouji Kobayashi, Jun Taketatsu, Motohiro Arifuku, Kazuyoshi Kojima, Nichiomi Mochizuki
  • Patent number: 8043709
    Abstract: The present invention is a circuit connecting material used for the mutual connection of a circuit member in which electrodes and insulating layers are formed adjacent to each other on the surface of a board, and a circuit member in which electrodes and insulating layers are formed adjacent to each other on the surface of a board, with the edge parts and of the insulating layers being formed with a greater thickness than the electrodes on the basis of the main surfaces, wherein this circuit connecting material contains a bonding agent composition and conductive particles that have a mean particle size of 1 ?m or greater but less than 10 ?m and a hardness of 1.961 to 6.865 GPa, and this circuit connecting material exhibits a storage elastic modulus of 0.5 to 3 GPa at 40° C. and a mean coefficient of thermal expansion of 30 to 200 ppm/° C. at from 25° C. to 100° C. when subjected to the curing treatment.
    Type: Grant
    Filed: June 24, 2004
    Date of Patent: October 25, 2011
    Assignee: Hitachi Chemical Co., Ltd.
    Inventors: Motohiro Arifuku, Itsuo Watanabe, Yasushi Gotou, Kouji Kobayashi, Kazuyoshi Kojima
  • Publication number: 20110247870
    Abstract: The present invention is a circuit connecting material used for the mutual connection of a circuit member in which electrodes and insulating layers are formed adjacent to each other on the surface of a board, and a circuit member in which electrodes and insulating layers are formed adjacent to each other on the surface of a board, with the edge parts and of the insulating layers being formed with a greater thickness than the electrodes on the basis of the main surfaces, wherein this circuit connecting material contains a bonding agent composition and conductive particles that have a mean particle size of 1 ?m or greater but less than 10 ?m and a hardness of 1.961 to 6.865 GPa, and this circuit connecting material exhibits a storage elastic modulus of 0.5 to 3 GPa at 40° C. and a mean coefficient of thermal expansion of 30 to 200 ppm/° C. at from 25° C. to 100° C. when subjected to the curing treatment.
    Type: Application
    Filed: June 17, 2011
    Publication date: October 13, 2011
    Inventors: Motohiro Arifuku, Itsuo Watanabe, Yasushi Gotou, Kouji Kobayashi, Kazuyoshi Kojima
  • Publication number: 20110247757
    Abstract: The present invention is a circuit connecting material used for the mutual connection of a circuit member in which electrodes and insulating layers are formed adjacent to each other on the surface of a board, and a circuit member in which electrodes and insulating layers are formed adjacent to each other on the surface of a board, with the edge parts and of the insulating layers being formed with a greater thickness than the electrodes on the basis of the main surfaces, wherein this circuit connecting material contains a bonding agent composition and conductive particles that have a mean particle size of 1 ?m or greater but less than 10 ?m and a hardness of 1.961 to 6.865 GPa, and this circuit connecting material exhibits a storage elastic modulus of 0.5 to 3 GPa at 40° C. and a mean coefficient of thermal expansion of 30 to 200 ppm/° C. at from 25° C. to 100° C. when subjected to the curing treatment.
    Type: Application
    Filed: June 17, 2011
    Publication date: October 13, 2011
    Inventors: Motohiro ARIFUKU, Itsuo Watanabe, Yasushi Gotou, Kouji Kobayashi, Kazuyoshi Kojima
  • Publication number: 20110035531
    Abstract: A coherency control system includes a logical-physical address translation unit which translates a logical address including a first tag and an index address into a physical address including a second tag and the index address, a request output unit which transmits a load request, a corresponding state storage unit which stores a relation state between an area of the second storage apparatus and an area of the first storage apparatus based on the way number included in the load request and the second tag and the index address of the physical address also included in the load request which has been received, and an invalidation instructing unit which transmits an invalidation instruction including the index address and the way number based on the second tag of the physical address included in the store request and the relation state stored in the corresponding state storage unit.
    Type: Application
    Filed: June 7, 2010
    Publication date: February 10, 2011
    Inventor: KOUJI KOBAYASHI
  • Publication number: 20100330364
    Abstract: This invention provides a wiring-terminal-connecting adhesive comprising a curing agent capable of generating a free radical upon heating, a radically polymerizable substance and silicone particles, and a wiring-terminal-connecting method and a wiring structure which make use of such an adhesive.
    Type: Application
    Filed: September 2, 2010
    Publication date: December 30, 2010
    Inventors: Motohiro ARIFUKU, Itsuo WATANABE, Kouji MOTOMURA, Kouji KOBAYASHI, Yasushi GOTOH, Tohru FUJINAWA
  • Publication number: 20100326596
    Abstract: This invention provides a wiring-terminal-connecting adhesive comprising a curing agent capable of generating a free radical upon heating, a radically polymerizable substance and silicone particles, and a wiring-terminal-connecting method and a wiring structure which make use of such an adhesive.
    Type: Application
    Filed: September 2, 2010
    Publication date: December 30, 2010
    Inventors: Motohiro ARIFUKU, Itsuo WATANABE, Kouji MOTOMURA, Kouji KOBAYASHI, Yasushi GOTOH, Tohru FUJINAWA
  • Publication number: 20100277884
    Abstract: The circuit-connecting material of the invention is a circuit-connecting material for connection between a first circuit member having a first circuit electrode formed on the main side of a first board, and a second circuit member having a second circuit electrode formed on the main side of a second board, with the first circuit electrode and the second circuit electrode laid facing each other, the circuit-connecting material comprising a film-forming material, a curing agent that generates free radicals upon heating, a radical-polymerizing substance, an isocyanate group-containing compound and a ketimine group-containing compound represented by the following general formula (I), wherein the isocyanate group-containing compound content is 0.1-5 parts by weight and the ketimine group-containing compound content is 0.1-5 parts by weight with respect to 100 parts by weight as the total of the film-forming material and radical-polymerizing substance.
    Type: Application
    Filed: September 29, 2008
    Publication date: November 4, 2010
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Motohiro Arifuku, Kouji Kobayashi, Kazuyoshi Kojima, Nichiomi Mochizuki, Sunao Kudou
  • Publication number: 20100277885
    Abstract: A circuit connecting material which is situated between mutually opposing circuit electrodes and, upon pressing the mutually opposing circuit electrodes, electrically connects the electrodes in the pressing direction, the circuit connecting material having a laminated construction comprising an anisotropic conductive adhesive layer A with conductive particles 21 dispersed therein and an insulating adhesive layer B, wherein the adhesive force of the insulating adhesive layer B for glass substrates is greater than the adhesive force of the anisotropic conductive adhesive layer A for glass substrates.
    Type: Application
    Filed: December 16, 2008
    Publication date: November 4, 2010
    Applicant: HITACHI CHEMICAL COMOANY, LTD.
    Inventors: Takashi Tatsuzawa, Kouji Kobayashi, Akihiro Ito
  • Publication number: 20100263208
    Abstract: The invention provides a circuit connecting method that can satisfactorily reduce connection resistance between circuit electrodes electrically connected via an anisotropic conductive film for circuit connection. The circuit connecting method comprises a step of preparing a circuit member 12 having circuit electrodes 12b formed on a glass substrate 12a, a step of preparing a flexible wiring board 14 having circuit electrodes 14b formed on a base 14a and provided with a solder resist 18 at the sections of the circuit electrodes 14b other than the sections that are connected to the circuit electrodes 12b, and a step of bonding the circuit member 12 to the flexible wiring board 14 via an anisotropic conductive film for circuit connection 16 so that part of the anisotropic conductive film for circuit connection 16 overlaps with part of the solder resist 18.
    Type: Application
    Filed: February 6, 2008
    Publication date: October 21, 2010
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Motohiro Arifuku, Kazuyoshi Kojima, Kouji Kobayashi
  • Publication number: 20100243303
    Abstract: The present invention provides a circuit connecting material for electrically connecting a first circuit member having a first circuit electrode formed on a major surface of a first circuit substrate, and a second circuit member having a second circuit electrode formed on a major surface of a second circuit substrate, with the first and the second circuit electrodes opposed to each other, comprising an adhesive component containing a fluorine-containing organic compound, wherein the adhesive component contains 0.10% or less by mass of a silicon-containing compound, in terms of silicon atoms, based on the total amount of the adhesive component.
    Type: Application
    Filed: August 20, 2007
    Publication date: September 30, 2010
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Motohiro Arifuku, Nichiomi Mochizuki, Kouji Kobayashi, Takashi Nakazawa, Takashi Tatsuzawa, Katsuyuki Masuda, Takako Ejiri