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Shohei Tsuda

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Patents Grantslast 30 patents

  • Information Patent Grant

    Toner
    • Patent number 12,271,150
    • Issue date Apr 8, 2025
    • Canon Kabushiki Kaisha
    • Taiji Katsura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electrophotographic apparatus, process cartridge, and cartridge set
    • Patent number 11,448,982
    • Issue date Sep 20, 2022
    • Canon Kabushiki Kaisha
    • Tsuneyoshi Tominaga
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electrophotographic apparatus, process cartridge, and cartridge set
    • Patent number 11,320,756
    • Issue date May 3, 2022
    • Canon Kabushiki Kaisha
    • Shohei Kototani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 11,249,408
    • Issue date Feb 15, 2022
    • Canon Kabushiki Kaisha
    • Shohei Tsuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 11,112,712
    • Issue date Sep 7, 2021
    • Canon Kabushiki Kaisha
    • Tomonori Matsunaga
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 11,112,708
    • Issue date Sep 7, 2021
    • Canon Kabushiki Kaisha
    • Kozue Uratani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electrophotographic apparatus, process cartridge and cartridge set
    • Patent number 11,061,342
    • Issue date Jul 13, 2021
    • Canon Kabushiki Kaisha
    • Noriyoshi Umeda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 10,976,678
    • Issue date Apr 13, 2021
    • Canon Kabushiki Kaisha
    • Kentaro Yamawaki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 10,782,623
    • Issue date Sep 22, 2020
    • Canon Kabushiki Kaisha
    • Daisuke Yoshiba
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 10,578,990
    • Issue date Mar 3, 2020
    • Canon Kabushiki Kaisha
    • Shohei Tsuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and image forming method
    • Patent number 10,409,186
    • Issue date Sep 10, 2019
    • Canon Kabushiki Kaisha
    • Yojiro Hotta
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner, developing apparatus, and image-forming apparatus provided w...
    • Patent number 10,197,934
    • Issue date Feb 5, 2019
    • Canon Kabushiki Kaisha
    • Takashi Matsui
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner, developing device, and image forming apparatus
    • Patent number 10,156,800
    • Issue date Dec 18, 2018
    • Canon Kabushiki Kaisha
    • Shohei Tsuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner, developing apparatus, and image-forming apparatus
    • Patent number 10,012,919
    • Issue date Jul 3, 2018
    • Canon Kabushiki Kaisha
    • Takashi Matsui
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner, image forming apparatus, and image forming method
    • Patent number 9,904,195
    • Issue date Feb 27, 2018
    • Canon Kabushiki Kaisha
    • Takashi Matsui
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,857,707
    • Issue date Jan 2, 2018
    • Canon Kabushiki Kaisha
    • Shohei Tsuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and imaging method
    • Patent number 9,778,583
    • Issue date Oct 3, 2017
    • Canon Kabushiki Kaisha
    • Kazuo Terauchi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic toner
    • Patent number 9,772,570
    • Issue date Sep 26, 2017
    • Canon Kabushiki Kaisha
    • Shohei Tsuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,715,188
    • Issue date Jul 25, 2017
    • Canon Kabushiki Kaisha
    • Kazuo Terauchi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and method of producing toner
    • Patent number 9,658,546
    • Issue date May 23, 2017
    • Canon Kabushiki Kaisha
    • Keisuke Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and method for manufacturing toner
    • Patent number 9,606,462
    • Issue date Mar 28, 2017
    • Canon Kabushiki Kaisha
    • Shotaro Nomura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic toner
    • Patent number 9,588,450
    • Issue date Mar 7, 2017
    • Canon Kabushiki Kaisha
    • Shohei Tsuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Process cartridge and image forming method using toner having prope...
    • Patent number 9,575,461
    • Issue date Feb 21, 2017
    • Canon Kabushiki Kaisha
    • Hiroki Akiyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,575,425
    • Issue date Feb 21, 2017
    • Canon Kabushiki Kaisha
    • Takeshi Naka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Magnetic toner
    • Patent number 9,470,993
    • Issue date Oct 18, 2016
    • Canon Kabushiki Kaisha
    • Koji Nishikawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    TONER
    • Publication number 20240369950
    • Publication date Nov 7, 2024
    • Canon Kabushiki Kaisha
    • KENTA KAMIKURA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER, TONER PRODUCTION METHOD, AND IMAGE-FORMING METHOD
    • Publication number 20240061355
    • Publication date Feb 22, 2024
    • Canon Kabushiki Kaisha
    • YUTA KOMIYA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER AND METHOD FOR PRODUCING TONER
    • Publication number 20240053691
    • Publication date Feb 15, 2024
    • Canon Kabushiki Kaisha
    • KENTA KAMIKURA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20240036489
    • Publication date Feb 1, 2024
    • Canon Kabushiki Kaisha
    • SATOSHI ARIMURA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20230314974
    • Publication date Oct 5, 2023
    • Canon Kabushiki Kaisha
    • SHOHEI TSUDA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20230273538
    • Publication date Aug 31, 2023
    • Canon Kabushiki Kaisha
    • KOSUKE FUKUDOME
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER AND METHOD FOR PRODUCING TONER
    • Publication number 20230047510
    • Publication date Feb 16, 2023
    • Canon Kabushiki Kaisha
    • Shohei Tsuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER AND METHOD FOR PRODUCING THE TONER
    • Publication number 20230042289
    • Publication date Feb 9, 2023
    • Canon Kabushiki Kaisha
    • Masatake Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20220291601
    • Publication date Sep 15, 2022
    • Canon Kabushiki Kaisha
    • Taiji Katsura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    ELECTROPHOTOGRAPHIC APPARATUS, PROCESS CARTRIDGE AND CARTRIDGE SET
    • Publication number 20210116828
    • Publication date Apr 22, 2021
    • Canon Kabushiki Kaisha
    • Noriyoshi Umeda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    ELECTROPHOTOGRAPHIC APPARATUS, PROCESS CARTRIDGE, AND CARTRIDGE SET
    • Publication number 20210116831
    • Publication date Apr 22, 2021
    • Canon Kabushiki Kaisha
    • Tsuneyoshi Tominaga
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    ELECTROPHOTOGRAPHIC APPARATUS, PROCESS CARTRIDGE, AND CARTRIDGE SET
    • Publication number 20210116832
    • Publication date Apr 22, 2021
    • Canon Kabushiki Kaisha
    • Shohei Kototani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20210003932
    • Publication date Jan 7, 2021
    • Canon Kabushiki Kaisha
    • Shohei Tsuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20200292955
    • Publication date Sep 17, 2020
    • Canon Kabushiki Kaisha
    • Tomonori Matsunaga
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20200209766
    • Publication date Jul 2, 2020
    • Canon Kabushiki Kaisha
    • Kentaro Yamawaki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20200166861
    • Publication date May 28, 2020
    • Canon Kabushiki Kaisha
    • Kozue Uratani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20190041763
    • Publication date Feb 7, 2019
    • Canon Kabushiki Kaisha
    • Shohei Tsuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20190041762
    • Publication date Feb 7, 2019
    • Canon Kabushiki Kaisha
    • Daisuke Yoshiba
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER, DEVELOPING APPARATUS, AND IMAGE-FORMING APPARATUS
    • Publication number 20180004106
    • Publication date Jan 4, 2018
    • Canon Kabushiki Kaisha
    • Takashi Matsui
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER, DEVELOPING DEVICE, AND IMAGE FORMING APPARATUS
    • Publication number 20180004108
    • Publication date Jan 4, 2018
    • Canon Kabushiki Kaisha
    • Shohei Tsuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER, DEVELOPING APPARATUS, AND IMAGE-FORMING APPARATUS PROVIDED W...
    • Publication number 20180004109
    • Publication date Jan 4, 2018
    • Canon Kabushiki Kaisha
    • Takashi Matsui
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD
    • Publication number 20170219945
    • Publication date Aug 3, 2017
    • Canon Kabushiki Kaisha
    • Takashi Matsui
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER AND IMAGE FORMING METHOD
    • Publication number 20160202621
    • Publication date Jul 14, 2016
    • Canon Kabushiki Kaisha
    • Yojiro Hotta
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER AND METHOD OF PRODUCING TONER
    • Publication number 20160154331
    • Publication date Jun 2, 2016
    • Canon Kabushiki Kaisha
    • Keisuke Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20160139521
    • Publication date May 19, 2016
    • Canon Kabushiki Kaisha
    • Shohei Tsuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    MAGNETIC TONER
    • Publication number 20160091809
    • Publication date Mar 31, 2016
    • Canon Kabushiki Kaisha
    • Shohei Tsuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20160070192
    • Publication date Mar 10, 2016
    • Canon Kabushiki Kaisha
    • Kazuo Terauchi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    MAGNETIC TONER
    • Publication number 20160041484
    • Publication date Feb 11, 2016
    • Canon Kabushiki Kaisha
    • Shohei Tsuda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    PROCESS CARTRIDGE AND IMAGE FORMING METHOD
    • Publication number 20160041520
    • Publication date Feb 11, 2016
    • Canon Kabushiki Kaisha
    • Hiroki Akiyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER AND IMAGING METHOD
    • Publication number 20160041482
    • Publication date Feb 11, 2016
    • Canon Kabushiki Kaisha
    • Kazuo Terauchi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY