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Ken Yokoyama

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  • Suntou-gun, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20250199441
    • Publication date Jun 19, 2025
    • Canon Kabushiki Kaisha
    • MASARU TSUKADA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS AND CARTRIDGE
    • Publication number 20250103001
    • Publication date Mar 27, 2025
    • Canon Kabushiki Kaisha
    • KENJI MATSUDA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20240103410
    • Publication date Mar 28, 2024
    • Canon Kabushiki Kaisha
    • KEN YOKOYAMA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS THAT IMPROVES CONTACT MEMBER DURABILITY AND...
    • Publication number 20220026832
    • Publication date Jan 27, 2022
    • Canon Kabushiki Kaisha
    • Ken Yokoyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20210382416
    • Publication date Dec 9, 2021
    • Canon Kabushiki Kaisha
    • Yusaku Iwasawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20210302885
    • Publication date Sep 30, 2021
    • Canon Kabushiki Kaisha
    • Yasutaka Yagi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS AND INTERMEDIATE TRANSFER MEMBER
    • Publication number 20200401073
    • Publication date Dec 24, 2020
    • Canon Kabushiki Kaisha
    • Shuji Saito
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20200310303
    • Publication date Oct 1, 2020
    • Canon Kabushiki Kaisha
    • Ken Yokoyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20200004193
    • Publication date Jan 2, 2020
    • Canon Kabushiki Kaisha
    • Taisuke Minagawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20190332038
    • Publication date Oct 31, 2019
    • Canon Kabushiki Kaisha
    • Shuji Saito
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS THAT IMPROVES CONTACT MEMBER DURABILITY AND...
    • Publication number 20190332040
    • Publication date Oct 31, 2019
    • Canon Kabushiki Kaisha
    • Ken Yokoyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20180253036
    • Publication date Sep 6, 2018
    • Canon Kabushiki Kaisha
    • Ken Yokoyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS AND METHOD OF CONTROLLING IMAGE FORMING APP...
    • Publication number 20160248943
    • Publication date Aug 25, 2016
    • Canon Kabushiki Kaisha
    • Ken Yokoyama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20160147182
    • Publication date May 26, 2016
    • Canon Kabushiki Kaisha
    • Ken Yokoyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20140169840
    • Publication date Jun 19, 2014
    • Canon Kabushiki Kaisha
    • Ken Yokoyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    COLOR IMAGE FORMING APPARATUS HAVING FUNCTION OF OBTAINING COLOR IN...
    • Publication number 20140044444
    • Publication date Feb 13, 2014
    • Canon Kabushiki Kaisha
    • Masatake Usui
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    COLOR IMAGE FORMING APPARATUS
    • Publication number 20130222858
    • Publication date Aug 29, 2013
    • Canon Kabushiki Kaisha
    • Ken Yokoyama
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    SPECTROCOLORIMETER AND IMAGE FORMING APPARATUS
    • Publication number 20130038867
    • Publication date Feb 14, 2013
    • Canon Kabushiki Kaisha
    • Shun-ichi Ebihara
    • G01 - MEASURING TESTING
  • Information Patent Application

    IMAGE FORMING APPARATUS THAT DETECTS TRANSITION BETWEEN PATCH IMAGES
    • Publication number 20120219306
    • Publication date Aug 30, 2012
    • Canon Kabushiki Kaisha
    • Hirotaka Shiomichi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS, IMAGE PROCESSING APPARATUS, IMAGE PROCESSI...
    • Publication number 20120154832
    • Publication date Jun 21, 2012
    • Canon Kabushiki Kaisha
    • Ken Yokoyama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    COLOR IMAGE FORMING APPARATUS HAVING FUNCTION OF OBTAINING COLOR IN...
    • Publication number 20110217052
    • Publication date Sep 8, 2011
    • Canon Kabushiki Kaisha
    • Masatake Usui
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY