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Shuntaro Watanabe

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Patents Grantslast 30 patents

  • Information Patent Grant

    Electrophotographic photosensitive member, process cartridge, and e...
    • Patent number 12,153,376
    • Issue date Nov 26, 2024
    • Canon Kabushiki Kaisha
    • Shuntaro Watanabe
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electrophotographic photosensitive member, process cartridge and el...
    • Patent number 12,153,370
    • Issue date Nov 26, 2024
    • Canon Kabushiki Kaisha
    • Tomohito Ishida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and method for producing toner
    • Patent number 12,078,960
    • Issue date Sep 3, 2024
    • Canon Kabushiki Kaisha
    • Hiroki Kagawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 11,809,132
    • Issue date Nov 7, 2023
    • Canon Kabushiki Kaisha
    • Yuujirou Nagashima
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Magnetic toner
    • Patent number 11,796,930
    • Issue date Oct 24, 2023
    • Canon Kabushiki Kaisha
    • Shuntaro Watanabe
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Process cartridge
    • Patent number 11,619,907
    • Issue date Apr 4, 2023
    • Canon Kabushiki Kaisha
    • Fumiyuki Hiyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 11,415,902
    • Issue date Aug 16, 2022
    • Canon Kabushiki Kaisha
    • Shuntaro Watanabe
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and toner manufacturing method
    • Patent number 11,112,709
    • Issue date Sep 7, 2021
    • Canon Kabushiki Kaisha
    • Tatsuya Saeki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic toner and method for manufacturing magnetic toner
    • Patent number 10,969,704
    • Issue date Apr 6, 2021
    • Canon Kabushiki Kaisha
    • Hiroki Kagawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    External additive, method for manufacturing external additive, and...
    • Patent number 10,768,540
    • Issue date Sep 8, 2020
    • Canon Kabushiki Kaisha
    • Shuntaro Watanabe
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    External toner additive, method for producing external toner additi...
    • Patent number 10,747,134
    • Issue date Aug 18, 2020
    • Canon Kabushiki Kaisha
    • Shuntaro Watanabe
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Resin fine particles, method of producing resin fine particles, met...
    • Patent number 10,409,180
    • Issue date Sep 10, 2019
    • Canon Kabushiki Kaisha
    • Shinnosuke Koji
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Methods for producing toner particle and producing resin particle
    • Patent number 10,078,280
    • Issue date Sep 18, 2018
    • Canon Kabushiki Kaisha
    • Kenji Aoki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and method for manufacturing the same
    • Patent number 9,964,876
    • Issue date May 8, 2018
    • Canon Kabushiki Kaisha
    • Noritaka Toyoizumi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method of producing toner and method of producing resin particle
    • Patent number 9,869,943
    • Issue date Jan 16, 2018
    • Canon Kabushiki Kaisha
    • Kenji Aoki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Resin particle and method of producing the resin particle, and tone...
    • Patent number 9,857,713
    • Issue date Jan 2, 2018
    • Canon Kabushiki Kaisha
    • Yusuke Kosaki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,823,595
    • Issue date Nov 21, 2017
    • Canon Kabushiki Kaisha
    • Noritaka Toyoizumi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,811,016
    • Issue date Nov 7, 2017
    • Canon Kabushiki Kaisha
    • Kenji Aoki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method of producing toner
    • Patent number 9,798,256
    • Issue date Oct 24, 2017
    • Canon Kabushiki Kaisha
    • Yusuke Kosaki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method of producing toner
    • Patent number 9,798,262
    • Issue date Oct 24, 2017
    • Canon Kabushiki Kaisha
    • Noritaka Toyoizumi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method of producing toner and method of producing resin particle
    • Patent number 9,658,554
    • Issue date May 23, 2017
    • Canon Kabushiki Kaisha
    • Tetsuya Kinumatsu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,625,844
    • Issue date Apr 18, 2017
    • Canon Kabushiki Kaisha
    • Takaaki Kaya
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner production method
    • Patent number 9,429,860
    • Issue date Aug 30, 2016
    • Canon Kabushiki Kaisha
    • Tetsuya Kinumatsu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,309,349
    • Issue date Apr 12, 2016
    • Canon Kabushiki Kaisha
    • Shuntaro Watanabe
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Toner
    • Patent number 9,176,410
    • Issue date Nov 3, 2015
    • Canon Kabushiki Kaisha
    • Atsushi Tani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and method for producing toner
    • Patent number 9,057,971
    • Issue date Jun 16, 2015
    • Canon Kabushiki Kaisha
    • Shuntaro Watanabe
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method of producing toner
    • Patent number 8,980,521
    • Issue date Mar 17, 2015
    • Canon Kabushiki Kaisha
    • Kenji Aoki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 8,846,284
    • Issue date Sep 30, 2014
    • Canon Kabushiki Kaisha
    • Tetsuya Kinumatsu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 8,785,101
    • Issue date Jul 22, 2014
    • Canon Kabushiki Kaisha
    • Takaaki Kaya
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 8,741,519
    • Issue date Jun 3, 2014
    • Canon Kabushiki Kaisha
    • Shuntaro Watanabe
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents