using a magnetic brush

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  • CPC
  • G03G2215/022
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    IMAGE FORMING APPARATUS

    • Publication number 20240085846
    • Publication date Mar 14, 2024
    • Canon Kabushiki Kaisha
    • Takayuki Kanazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS

    • Publication number 20240069482
    • Publication date Feb 29, 2024
    • Canon Kabushiki Kaisha
    • Kazuhiro Funatani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS

    • Publication number 20230341807
    • Publication date Oct 26, 2023
    • Canon Kabushiki Kaisha
    • Kazuhiro Funatani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE-FORMING APPARATUS

    • Publication number 20230305422
    • Publication date Sep 28, 2023
    • Canon Kabushiki Kaisha
    • SHUICHI TETSUNO
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS

    • Publication number 20230305421
    • Publication date Sep 28, 2023
    • Canon Kabushiki Kaisha
    • TOSHIHIKO TAKAYAMA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE-FORMING APPARATUS

    • Publication number 20230236530
    • Publication date Jul 27, 2023
    • Canon Kabushiki Kaisha
    • TSUGUHIRO YOSHIDA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS

    • Publication number 20230195025
    • Publication date Jun 22, 2023
    • Canon Kabushiki Kaisha
    • TOSHIHIKO TAKAYAMA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS

    • Publication number 20230195026
    • Publication date Jun 22, 2023
    • Canon Kabushiki Kaisha
    • Takayuki Kanazawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS

    • Publication number 20230080995
    • Publication date Mar 16, 2023
    • Canon Kabushiki Kaisha
    • Kazuhiro Funatani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS

    • Publication number 20220326651
    • Publication date Oct 13, 2022
    • Canon Kabushiki Kaisha
    • Kazuhiro Funatani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS

    • Publication number 20220197207
    • Publication date Jun 23, 2022
    • Canon Kabushiki Kaisha
    • Kazuhiro Funatani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS

    • Publication number 20210382430
    • Publication date Dec 9, 2021
    • Canon Kabushiki Kaisha
    • Kazuhiro Funatani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    CHARGING DEVICE AND IMAGE FORMING APPARATUS

    • Publication number 20130223885
    • Publication date Aug 29, 2013
    • FUJI XEROX CO., LTD
    • Jin Iwasaki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    CHARGING MEMBER AND IMAGE FORMING APPARATUS

    • Publication number 20120148309
    • Publication date Jun 14, 2012
    • Canon Kabushiki Kaisha
    • Nobuo Oshima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS

    • Publication number 20110081155
    • Publication date Apr 7, 2011
    • Canon Kabushiki Kaisha
    • Ryota Matsumoto
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS

    • Publication number 20100322650
    • Publication date Dec 23, 2010
    • Canon Kabushiki Kaisha
    • Shingo Horita
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Charging Device, Image Forming Apparatus and Method of Charging Ima...

    • Publication number 20090123184
    • Publication date May 14, 2009
    • SEIKO EPSON CORPORATION
    • Masaru KOBASHI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    CHARGING DEVICE, IMAGE FORMING APPARATUS AND CHARGING METHOD

    • Publication number 20080107450
    • Publication date May 8, 2008
    • Kabushiki Kaisha Toshiba
    • Takeshi Watanabe
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    CHARGING APPARATUS AND IMAGE FORMING APPARATUS

    • Publication number 20080050150
    • Publication date Feb 28, 2008
    • Canon Kabushiki Kaisha
    • Shingo Horita
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Charging device and image forming apparatus

    • Publication number 20080019733
    • Publication date Jan 24, 2008
    • KABUSHIKI KAISHA TOSHIBA
    • Keiji Yuge
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS

    • Publication number 20070127949
    • Publication date Jun 7, 2007
    • Canon Kabushiki Kaisha
    • TAKASHI UENO
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Image forming apparatus having a charging brush capable of effectiv...

    • Publication number 20070065179
    • Publication date Mar 22, 2007
    • Tetsumaru Fujita
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Image forming apparatus

    • Publication number 20060245774
    • Publication date Nov 2, 2006
    • Canon Kabushiki Kaisha
    • Ryo Nakamura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Image forming apparatus and charging unit therefor

    • Publication number 20050135839
    • Publication date Jun 23, 2005
    • Canon Kabushiki Kaisha
    • Ryo Inoue
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Charging apparatus and image forming apparatus

    • Publication number 20050008396
    • Publication date Jan 13, 2005
    • Canon Kabushiki Kaisha
    • Ryo Nakamura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Color image forming apparatus

    • Publication number 20040223785
    • Publication date Nov 11, 2004
    • Seiko Epson Corporation
    • Nobumasa Abe
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Image forming apparatus

    • Publication number 20040202494
    • Publication date Oct 14, 2004
    • Masahiro Yoshida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Developer, and image forming method and process cartridge using suc...

    • Publication number 20040038142
    • Publication date Feb 26, 2004
    • Satoshi Yoshida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Charging apparatus and image forming apparatus

    • Publication number 20030185593
    • Publication date Oct 2, 2003
    • CANON KABUSHIKI KAISHA
    • Hiroyuki Suzuki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Electrophotographic apparatus and electrophotographic photosensitiv...

    • Publication number 20030099488
    • Publication date May 29, 2003
    • Daisuke Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY