TREA

Hiromitsu Koizumi

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  • Saitama-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Toner cartridge
    • Patent number 7,912,409
    • Issue date Mar 22, 2011
    • Fuji Xerox Co., Ltd.
    • Yasufumi Kayahara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner cartridge and image forming apparatus
    • Patent number 7,647,010
    • Issue date Jan 12, 2010
    • Fuji Xerox Co., Ltd.
    • Hiromitsu Koizumi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner cartridge
    • Patent number 7,643,777
    • Issue date Jan 5, 2010
    • Fuji Xerox Co., Ltd.
    • Takuji Matsumoto
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner cartridge
    • Patent number 7,529,511
    • Issue date May 5, 2009
    • Fuji Xerox Co., Ltd.
    • Yasufumi Kayahara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner cartridge
    • Patent number D549274
    • Issue date Aug 21, 2007
    • Fuji Xerox Co., Ltd.
    • Hiromitsu Koizumi
    • D18 - Printing and office machinery
  • Information Patent Grant

    Toner cartridge
    • Patent number D548277
    • Issue date Aug 7, 2007
    • Fuji Xerox Co., Ltd.
    • Hiromitsu Koizumi
    • D18 - Printing and office machinery
  • Information Patent Grant

    Toner cartridge
    • Patent number D548276
    • Issue date Aug 7, 2007
    • Fuji Xerox Co., Ltd.
    • Hiromitsu Koizumi
    • D18 - Printing and office machinery
  • Information Patent Grant

    Image forming apparatus
    • Patent number 7,155,148
    • Issue date Dec 26, 2006
    • Fuji Xerox Co., Ltd.
    • Shigeki Nishimura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image formation apparatus and charger used therewith
    • Patent number 6,785,494
    • Issue date Aug 31, 2004
    • Fuji Xerox Co., Ltd.
    • Kazuya Yamanoi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus with detachable image forming unit assembly
    • Patent number 6,738,590
    • Issue date May 18, 2004
    • Fuji Xerox Co., Ltd.
    • Naomasa Okimura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Charger and image formation apparatus using the charger
    • Patent number 6,594,461
    • Issue date Jul 15, 2003
    • Fuji Xerox Co., Ltd.
    • Shigeo Ohno
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number D458299
    • Issue date Jun 4, 2002
    • Fuji Xerox Co., Ltd.
    • Hiromitsu Koizumi
    • D18 - Printing and office machinery
  • Information Patent Grant

    Image forming apparatus providing frame support for an optical scan...
    • Patent number 6,069,646
    • Issue date May 30, 2000
    • Fuji Xerox Co., Ltd.
    • Kouichi Okabe
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Image forming apparatus with moveable cover
    • Patent number 5,287,143
    • Issue date Feb 15, 1994
    • Fuji Xerox Co., Ltd.
    • Shoji Hirota
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Transfer apparatus providing improved transfer material guidance al...
    • Patent number 5,268,724
    • Issue date Dec 7, 1993
    • Fuji Xerox Co., Ltd.
    • Hiromitsu Koizumi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming cartridge
    • Patent number 5,267,001
    • Issue date Nov 30, 1993
    • Fuji Xerox Co., Ltd.
    • Makoto Kanai
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    TONER CARTRIDGE
    • Publication number 20090103945
    • Publication date Apr 23, 2009
    • FUJI XEROX CO., LTD
    • Yasufumi Kayahara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Toner cartridge and image forming apparatus
    • Publication number 20070253747
    • Publication date Nov 1, 2007
    • FUJI XEROX CO., LTD
    • Hiromitsu Koizumi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Toner cartridge
    • Publication number 20070253743
    • Publication date Nov 1, 2007
    • FUJI XEROX CO., LTD
    • Yasufumi Kayahara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Toner cartridge
    • Publication number 20070253748
    • Publication date Nov 1, 2007
    • FUJI XEROX CO., LTD
    • Takuji Matsumoto
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Image forming apparatus
    • Publication number 20050100354
    • Publication date May 12, 2005
    • Fuji Xerox Co. Ltd.
    • Shigeki Nishimura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Image formation apparatus and charger used therewith
    • Publication number 20030012584
    • Publication date Jan 16, 2003
    • FUJI XEROX CO., LTD
    • Kazuya Yamanoi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Image forming apparatus
    • Publication number 20020181968
    • Publication date Dec 5, 2002
    • FUJI XEROX CO., LTD
    • Naomasa Okimura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Charger and image formation apparatus using the charger
    • Publication number 20020154922
    • Publication date Oct 24, 2002
    • FUJI XEROX CO., LTD
    • Shigeo Ohno
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY