TREA

Koichi Kuroyama

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  • Kawasaki-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Toner
    • Patent number 10,197,932
    • Issue date Feb 5, 2019
    • Kabushiki Kaisha Toshiba
    • Tsutomu Katsumata
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 10,078,284
    • Issue date Sep 18, 2018
    • Kabushiki Kaisha Toshiba
    • Koichi Kuroyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,785,073
    • Issue date Oct 10, 2017
    • Kabushiki Kaisha Toshiba
    • Koichi Kuroyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Developer and image forming apparatus
    • Patent number 8,486,599
    • Issue date Jul 16, 2013
    • Toshiba Tec Kabushiki Kaisha
    • Koichi Kuroyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner cartridge and image forming apparatus
    • Patent number 8,260,178
    • Issue date Sep 4, 2012
    • Kabushiki Kaisha Toshiba
    • Koichi Kuroyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus and developer replenishment control method
    • Patent number 6,895,192
    • Issue date May 17, 2005
    • Kabushiki Kaisha Toshiba
    • Tetsuo Katoh
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    TONER
    • Publication number 20170363983
    • Publication date Dec 21, 2017
    • Kabushiki Kaisha Toshiba
    • Koichi Kuroyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20150309431
    • Publication date Oct 29, 2015
    • Kabushiki Kaisha Toshiba
    • Tsutomu Katsumata
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20150309435
    • Publication date Oct 29, 2015
    • Kabushiki Kaisha Toshiba
    • Koichi Kuroyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER USED FOR FORMING IMAGE
    • Publication number 20150185651
    • Publication date Jul 2, 2015
    • Toshiba Tec Kabushiki Kaisha
    • Koichi Kuroyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPER AND IMAGE FORMING APPARATUS
    • Publication number 20130095419
    • Publication date Apr 18, 2013
    • Toshiba Tec Kabushiki Kaisha
    • Koichi Kuroyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPER AND IMAGE FORMING APPARATUS
    • Publication number 20130071783
    • Publication date Mar 21, 2013
    • Toshiba Tec Kabushiki Kaisha
    • Koichi Kuroyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPING AGENT
    • Publication number 20110281214
    • Publication date Nov 17, 2011
    • Toshiba Tec Kabushiki Kaisha
    • Koichi Kuroyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER CARTRIDGE AND IMAGE FORMING APPARATUS
    • Publication number 20110008076
    • Publication date Jan 13, 2011
    • Kabushiki Kaisha Toshiba
    • Koichi Kuroyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER FOR DEVELOPING AGENT AND METHOD FOR PRODUCING THE SAME
    • Publication number 20080241725
    • Publication date Oct 2, 2008
    • Kabushiki Kaisha Toshiba
    • Tsutomu Katsumata
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Developing agent
    • Publication number 20060204877
    • Publication date Sep 14, 2006
    • Kabushiki Kaisha Toshiba
    • Koichi Kuroyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Image forming apparatus and developer replenishment control method
    • Publication number 20030202806
    • Publication date Oct 30, 2003
    • Kabushiki Kaisha Toshiba
    • Tetsuo Katoh
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY