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Hiroshi Kawamura

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  • Suntou-gun, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Image forming apparatus
    • Patent number 10,859,950
    • Issue date Dec 8, 2020
    • Canon Kabushiki Kaisha
    • Kazushi Ino
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 10,162,290
    • Issue date Dec 25, 2018
    • Canon Kabushiki Kaisha
    • Chikara Imaizumi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 9,588,487
    • Issue date Mar 7, 2017
    • Canon Kabushiki Kaisha
    • Tsutomu Sasaki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 9,413,916
    • Issue date Aug 9, 2016
    • Canon Kabushiki Kaisha
    • Tsutomu Sasaki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Image forming apparatus
    • Patent number 9,152,092
    • Issue date Oct 6, 2015
    • Canon Kabushiki Kaisha
    • Kazushi Suzuki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus with developing unit and control method the...
    • Patent number 9,134,693
    • Issue date Sep 15, 2015
    • Canon Kabushiki Kaisha
    • Hiroshi Kawamura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 8,523,172
    • Issue date Sep 3, 2013
    • Canon Kabushiki Kaisha
    • Hiroshi Kawamura
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Color-image forming apparatus
    • Patent number 8,494,387
    • Issue date Jul 23, 2013
    • Canon Kabushiki Kaisha
    • Hiroshi Kawamura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus having a cleaning member that cleans a tran...
    • Patent number 7,853,170
    • Issue date Dec 14, 2010
    • Canon Kabushiki Kaisha
    • Shinichi Ueda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Process cartridge whose developing roller and drum contact and sepa...
    • Patent number 7,512,361
    • Issue date Mar 31, 2009
    • Canon Kabushiki Kaisha
    • Hiroshi Kawamura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus having detachable cleaning unit
    • Patent number 6,704,528
    • Issue date Mar 9, 2004
    • Canon Kabushiki Kaisha
    • Hiroshi Kawamura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20240103422
    • Publication date Mar 28, 2024
    • Canon Kabushiki Kaisha
    • SHINKICHI YAMAMOTO
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20200285175
    • Publication date Sep 10, 2020
    • Canon Kabushiki Kaisha
    • Kazushi Ino
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20170308007
    • Publication date Oct 26, 2017
    • Canon Kabushiki Kaisha
    • Chikara Imaizumi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20160306322
    • Publication date Oct 20, 2016
    • Canon Kabushiki Kaisha
    • Tsutomu Sasaki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20160156796
    • Publication date Jun 2, 2016
    • Canon Kabushiki Kaisha
    • Tsutomu Sasaki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20140169833
    • Publication date Jun 19, 2014
    • Hiroshi Kawamura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20130094880
    • Publication date Apr 18, 2013
    • Canon Kabushiki Kaisha
    • Kazushi Suzuki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20120161391
    • Publication date Jun 28, 2012
    • Canon Kabushiki Kaisha
    • Hiroshi Kawamura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    COLOR-IMAGE FORMING APPARATUS
    • Publication number 20090297222
    • Publication date Dec 3, 2009
    • Canon Kabushiki Kaisha
    • Hiroshi Kawamura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS HAVING A CLEANING MEMBER THAT CLEANS A TRAN...
    • Publication number 20090245866
    • Publication date Oct 1, 2009
    • Canon Kabushiki Kaisha
    • Shinichi Ueda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20080145122
    • Publication date Jun 19, 2008
    • Canon Kabushiki Kaisha
    • Tamotsu Kaneko
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Process cartridge and image forming apparatus
    • Publication number 20060245785
    • Publication date Nov 2, 2006
    • Canon Kabushiki Kaisha
    • Hiroshi Kawamura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY