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Presence detection

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  • CPC
  • G03G2221/1892
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Parent Industries

GPHYSICS G03Photography G03GELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY G03G2221/00Processes not provided for by group G03G2215/00

Current Industry

G03G2221/1892Presence detection
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    DEVELOPING CARTRIDGE
    • Publication number 20250085663
    • Publication date Mar 13, 2025
    • ZHUHAI UN-TERN IMAGING PRODUCTS CO., LTD
    • WUGANG TAN
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPING CARTRIDGE
    • Publication number 20250013189
    • Publication date Jan 9, 2025
    • E-Z INK TECHNOLOGY CO., LTD
    • Yu ZHU
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS THAT CONTROLS REGULATION UNIT
    • Publication number 20230015778
    • Publication date Jan 19, 2023
    • Canon Kabushiki Kaisha
    • Yoshiteru Kaida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS CAP ABLE OF CONTROLLING EXTENSION OF USE OF...
    • Publication number 20220155725
    • Publication date May 19, 2022
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Tadao KYOTANI
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    IMAGE-FORMING APPARATUS THAT PREVENTS ATTACHMENT OF TONER CARTRIDGE...
    • Publication number 20210373490
    • Publication date Dec 2, 2021
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Daisuke MAETA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS THAT CONTROLS REGULATION UNIT
    • Publication number 20210240132
    • Publication date Aug 5, 2021
    • Canon Kabushiki Kaisha
    • Yoshiteru Kaida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS CAPABLE OF CONTROLLING EXTENSION OF USE OF...
    • Publication number 20210232089
    • Publication date Jul 29, 2021
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Tadao KYOTANI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE-FORMING APPARATUS THAT PREVENTS ATTACHMENT OF TONER CARTRIDGE...
    • Publication number 20210191310
    • Publication date Jun 24, 2021
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Daisuke MAETA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND RECORDING MEDIUM
    • Publication number 20200301357
    • Publication date Sep 24, 2020
    • RICOH COMPANY, LTD.
    • Masashi HOMMI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS THAT CONTROLS REGULATION UNIT
    • Publication number 20200133197
    • Publication date Apr 30, 2020
    • Canon Kabushiki Kaisha
    • Yoshiteru Kaida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Developing Cartridge
    • Publication number 20180259891
    • Publication date Sep 13, 2018
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Takeyuki Takagi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20180074437
    • Publication date Mar 15, 2018
    • KYOCERA DOCUMENT SOLUTIONS INC.
    • Naoki Mizutani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Developing Cartridge Including Rotary Member Having Detectable Exte...
    • Publication number 20180052406
    • Publication date Feb 22, 2018
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Takeyuki Takagi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20170068212
    • Publication date Mar 9, 2017
    • Canon Kabushiki Kaisha
    • Ryosuke Nanai
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Cartridge Having Photosensitive Body Cartridge and Developer Cartridge
    • Publication number 20140294403
    • Publication date Oct 2, 2014
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Shimizu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DETECTING A DEVELOPING CARTRIDGE
    • Publication number 20140241756
    • Publication date Aug 28, 2014
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Takeyuki Takagi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPING CARTRIDGE
    • Publication number 20140212172
    • Publication date Jul 31, 2014
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Takeyuki Takagi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Cartridge Configured of Two Units and Image Forming Apparatus that...
    • Publication number 20140186058
    • Publication date Jul 3, 2014
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Takashi Shimizu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPING CARTRIDGE
    • Publication number 20140037334
    • Publication date Feb 6, 2014
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Takeyuki Takagi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPER STORAGE UNIT AND METHOD FOR MANUFACTURING RECYCLING PRODUCT
    • Publication number 20120243882
    • Publication date Sep 27, 2012
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Juan Torres CAROT
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20120093523
    • Publication date Apr 19, 2012
    • Canon Kabushiki Kaisha
    • Shigemi Kamoshida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20110293294
    • Publication date Dec 1, 2011
    • KYOCERA MITA CORPORATION
    • Daisuke Eto
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPING CARTRIDGE
    • Publication number 20110236065
    • Publication date Sep 29, 2011
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Takeyuki Takagi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPING CARTRIDGE
    • Publication number 20110236066
    • Publication date Sep 29, 2011
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Takeyuki Takagi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPING CARTRIDGE
    • Publication number 20110236062
    • Publication date Sep 29, 2011
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Takeyuki Takagi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    METHOD AND APPARATUS FOR IDENTIFYING PARTS IN AN IMAGE PRODUCTION D...
    • Publication number 20110058201
    • Publication date Mar 10, 2011
    • Xerox Corporation
    • David A. Mueller
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING DEVICE AND METHOD FOR IDENTIFYING POSITIONS OF IMAGE...
    • Publication number 20100215382
    • Publication date Aug 26, 2010
    • FUJI XEROX CO., LTD
    • Takayuki YOSHIDA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS AND IMAGE FORMING SYSTEM
    • Publication number 20100189459
    • Publication date Jul 29, 2010
    • Oki Data Corporation
    • Yuriko TAKASE
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    METHOD TO PREVENT METERED TONER GRAY MARKET LEAKAGE
    • Publication number 20100129090
    • Publication date May 27, 2010
    • Xerox Corporation
    • Leonard Guan
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Systems and Methods for Imaging Components
    • Publication number 20090297171
    • Publication date Dec 3, 2009
    • Static Control Components, Inc.
    • Lynton R. Burchette
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY