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Tadashi Dojo

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  • Shizuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Magnetic toner
    • Patent number 9,658,548
    • Issue date May 23, 2017
    • Canon Kabushiki Kaisha
    • Michihisa Magome
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic toner
    • Patent number 9,454,096
    • Issue date Sep 27, 2016
    • Canon Kabushiki Kaisha
    • Yusuke Hasegawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic toner
    • Patent number 9,423,710
    • Issue date Aug 23, 2016
    • Canon Kabushiki Kaisha
    • Michihisa Magome
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image-forming method, magnetic toner, and process unit
    • Patent number 8,841,054
    • Issue date Sep 23, 2014
    • Canon Kabushiki Kaisha
    • Tadashi Dojo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic toner
    • Patent number 8,518,620
    • Issue date Aug 27, 2013
    • Canon Kabushiki Kaisha
    • Tadashi Dojo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic toner and image-forming method
    • Patent number 8,426,091
    • Issue date Apr 23, 2013
    • Canon Kabushiki Kaisha
    • Michihisa Magome
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic toner
    • Patent number 7,935,467
    • Issue date May 3, 2011
    • Canon Kabushiki Kaisha
    • Tadashi Dojo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 7,923,190
    • Issue date Apr 12, 2011
    • Canon Kabushiki Kaisha
    • Michihisa Magome
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic toner
    • Patent number 7,678,523
    • Issue date Mar 16, 2010
    • Canon Kabushiki Kaisha
    • Shuichi Hiroko
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Developing apparatus including a cylindrical developer carrying mem...
    • Patent number 7,454,160
    • Issue date Nov 18, 2008
    • Canon Kabushiki Kaisha
    • Masaki Ojima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic toner
    • Patent number 7,160,660
    • Issue date Jan 9, 2007
    • Canon Kabushiki Kaisha
    • Tadashi Dojo
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Image forming apparatus
    • Patent number 7,123,862
    • Issue date Oct 17, 2006
    • Canon Kabushiki Kaisha
    • Yusuke Hasegawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic black toner
    • Patent number 6,803,164
    • Issue date Oct 12, 2004
    • Canon Kabushiki Kaisha
    • Yuichi Mizoo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner, process for producing toner image forming method and apparat...
    • Patent number 6,703,176
    • Issue date Mar 9, 2004
    • Canon Kabushiki Kaisha
    • Takeshi Naka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner, image forming method and process cartridge
    • Patent number 6,593,052
    • Issue date Jul 15, 2003
    • Canon Kabushiki Kaisha
    • Junko Yoshikawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner, process for producing toner image forming method and apparat...
    • Patent number 6,586,151
    • Issue date Jul 1, 2003
    • Canon Kabushiki Kaisha
    • Takeshi Naka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner, image-forming method and process cartridge
    • Patent number 6,537,715
    • Issue date Mar 25, 2003
    • Canon Kabushiki Kaisha
    • Yuichi Mizoo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    MAGNETIC TONER
    • Publication number 20160342100
    • Publication date Nov 24, 2016
    • Canon Kabushiki Kaisha
    • Michihisa Magome
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    MAGNETIC TONER
    • Publication number 20140315126
    • Publication date Oct 23, 2014
    • Canon Kabushiki Kaisha
    • Michihisa Magome
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    MAGNETIC TONER
    • Publication number 20140302433
    • Publication date Oct 9, 2014
    • Yusuke Hasegawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20100028795
    • Publication date Feb 4, 2010
    • Canon Kabushiki Kaisha
    • Michihisa Magome
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    MAGNETIC TONER
    • Publication number 20090197192
    • Publication date Aug 6, 2009
    • Canon Kabushiki Kaisha
    • Shuichi Hiroko
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    MAGNETIC TONER
    • Publication number 20090130580
    • Publication date May 21, 2009
    • Canon Kabushiki Kaisha
    • Tadashi Dojo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    MAGNETIC TONER AND IMAGE-FORMING METHOD
    • Publication number 20090117477
    • Publication date May 7, 2009
    • Canon Kabushiki Kaisha
    • Michihisa Magome
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    MAGNETIC TONER
    • Publication number 20090092919
    • Publication date Apr 9, 2009
    • Canon Kabushiki Kaisha
    • Shuichi Hiroko
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE-FORMING METHOD, MAGNETIC TONER, AND PROCESS UNIT
    • Publication number 20090047043
    • Publication date Feb 19, 2009
    • Canon Kabushiki Kaisha
    • Tadashi Dojo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPING APPARATUS AND PROCESS CARTRIDGE
    • Publication number 20080089722
    • Publication date Apr 17, 2008
    • Canon Kabushiki Kaisha
    • Masaki Ojima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Magnetic toner
    • Publication number 20070072102
    • Publication date Mar 29, 2007
    • Cannon Kabushiki Kaisha
    • Tadashi Dojo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Magnetic toner
    • Publication number 20060121379
    • Publication date Jun 8, 2006
    • Canon Kabushiki Kaisha
    • Tadashi Dojo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Magnetic toner
    • Publication number 20040229142
    • Publication date Nov 18, 2004
    • Tadashi Dojo
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Image forming apparatus
    • Publication number 20040223786
    • Publication date Nov 11, 2004
    • Canon Kabushiki Kaisha
    • Yusuke Hasegawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Magnetic black toner
    • Publication number 20030122911
    • Publication date Jul 3, 2003
    • Yuichi Mizoo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Toner, process for producing toner image forming method and apparat...
    • Publication number 20030054278
    • Publication date Mar 20, 2003
    • Takeshi Naka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Toner, image-forming method and process cartridge
    • Publication number 20020072006
    • Publication date Jun 13, 2002
    • Yuichi Mizoo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Toner, image forming method and process cartridge
    • Publication number 20020045120
    • Publication date Apr 18, 2002
    • Junko Yoshikawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY