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Tatsuhiko Shimomura

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Patents Grantslast 30 patents

  • Information Patent Grant

    Image drum cartridge
    • Patent number D916958
    • Issue date Apr 20, 2021
    • Oki Data Corporation
    • Masashi Fujii
    • D18 - Printing and office machinery
  • Information Patent Grant

    Image drum cartridge
    • Patent number D910743
    • Issue date Feb 16, 2021
    • Oki Data Corporation
    • Masashi Fujii
    • D18 - Printing and office machinery
  • Information Patent Grant

    Image drum cartridge
    • Patent number D910742
    • Issue date Feb 16, 2021
    • Oki Data Corporation
    • Masashi Fujii
    • D18 - Printing and office machinery
  • Information Patent Grant

    Toner cartridge
    • Patent number D898820
    • Issue date Oct 13, 2020
    • Oki Data Corporation
    • Junichi Ushikubo
    • D18 - Printing and office machinery
  • Information Patent Grant

    Toner cartridge
    • Patent number D898114
    • Issue date Oct 6, 2020
    • Oki Data Corporation
    • Junichi Ushikubo
    • D18 - Printing and office machinery
  • Information Patent Grant

    Toner cartridge
    • Patent number D892921
    • Issue date Aug 11, 2020
    • Oki Data Corporation
    • Junichi Ushikubo
    • D18 - Printing and office machinery
  • Information Patent Grant

    Image forming apparatus
    • Patent number 10,018,949
    • Issue date Jul 10, 2018
    • Oki Data Corporation
    • Tatsuhiko Shimomura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Development device and image formation apparatus
    • Patent number 9,366,986
    • Issue date Jun 14, 2016
    • Oki Data Corporation
    • Tatsuhiko Shimomura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Developer holding apparatus, developing unit that incorporates the...
    • Patent number 8,918,026
    • Issue date Dec 23, 2014
    • Oki Data Corporation
    • Tatsuhiko Shimomura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image drum cartridge
    • Patent number D674007
    • Issue date Jan 8, 2013
    • Oki Data Corporation
    • Junichi Ushikubo
    • D18 - Printing and office machinery
  • Information Patent Grant

    Toner cartridge
    • Patent number D674004
    • Issue date Jan 8, 2013
    • Oki Data Corporation
    • Tatsuhiko Shimomura
    • D18 - Printing and office machinery
  • Information Patent Grant

    Toner cartridge
    • Patent number D674005
    • Issue date Jan 8, 2013
    • Oki Data Corporation
    • Osamu Teramura
    • D18 - Printing and office machinery
  • Information Patent Grant

    Developer holding apparatus, developing apparatus, and image formin...
    • Patent number 8,208,836
    • Issue date Jun 26, 2012
    • Oki Data Corporation
    • Tatsuhiko Shimomura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming unit with movable member and image forming apparatus
    • Patent number 8,041,265
    • Issue date Oct 18, 2011
    • Oki Data Corporation
    • Tatsuhiko Shimomura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus and toner cartridge
    • Patent number 7,983,602
    • Issue date Jul 19, 2011
    • Oki Data Corporation
    • Tatsuhiko Shimomura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner cartridge with memory element, image drum unit with the toner...
    • Patent number 7,840,160
    • Issue date Nov 23, 2010
    • Oki Data Corporation
    • Tatsuhiko Shimomura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner cartridge and mechanism for opening and closing a toner disch...
    • Patent number 7,801,468
    • Issue date Sep 21, 2010
    • Oki Data Corporation
    • Tatsuhiko Shimomura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus and toner cartridge
    • Patent number 7,689,149
    • Issue date Mar 30, 2010
    • Oki Data Corporation
    • Tatsuhiko Shimomura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus and toner cartridge
    • Patent number 7,437,095
    • Issue date Oct 14, 2008
    • Oki Data Corporation
    • Tatsuhiko Shimomura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 7,218,872
    • Issue date May 15, 2007
    • Oki Data Corporation
    • Tatsuhiko Shimomura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents