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Masatake Tanaka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Toner
    • Patent number 12,124,212
    • Issue date Oct 22, 2024
    • Canon Kabushiki Kaisha
    • Shintaro Kawaguchi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Image forming apparatus
    • Patent number 11,947,280
    • Issue date Apr 2, 2024
    • Canon Kabushiki Kaisha
    • Kazuhiro Funatani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming method and image forming apparatus
    • Patent number 11,829,105
    • Issue date Nov 28, 2023
    • Canon Kabushiki Kaisha
    • Ai Suzuki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 11,493,859
    • Issue date Nov 8, 2022
    • Canon Kabushiki Kaisha
    • Kazuhiro Funatani
    • 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 11,169,460
    • Issue date Nov 9, 2021
    • Canon Kabushiki Kaisha
    • Shohei Kototani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 11,003,104
    • Issue date May 11, 2021
    • Canon Kabushiki Kaisha
    • Taiji Katsura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and toner manufacturing method
    • Patent number 11,003,105
    • Issue date May 11, 2021
    • Canon Kabushiki Kaisha
    • Masamichi Sato
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 10,976,679
    • Issue date Apr 13, 2021
    • Canon Kabushiki Kaisha
    • Masatake Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner with an external additive of an organosilicon polymer particl...
    • Patent number 10,942,466
    • Issue date Mar 9, 2021
    • Canon Kabushiki Kaisha
    • Tsuneyoshi Tominaga
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 10,845,721
    • Issue date Nov 24, 2020
    • Canon Kabushiki Kaisha
    • Masatake Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 10,054,866
    • Issue date Aug 21, 2018
    • Canon Kabushiki Kaisha
    • Masatake Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and production method thereof
    • Patent number 9,958,801
    • Issue date May 1, 2018
    • Canon Kabushiki Kaisha
    • Masatake Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and method of producing toner
    • Patent number 9,904,193
    • Issue date Feb 27, 2018
    • Canon Kabushiki Kaisha
    • Yoshihiro Nakagawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,835,964
    • Issue date Dec 5, 2017
    • Canon Kabushiki Kaisha
    • Yu Yoshida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,829,816
    • Issue date Nov 28, 2017
    • Canon Kabushiki Kaisha
    • Masatake Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and method for producing toner
    • Patent number 9,785,071
    • Issue date Oct 10, 2017
    • Canon Kabushiki Kaisha
    • Tsutomu Shimano
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and method for producing the same
    • Patent number 9,766,566
    • Issue date Sep 19, 2017
    • Canon Kabushiki Kaisha
    • Shinsuke Mochizuki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,658,549
    • Issue date May 23, 2017
    • Canon Kabushiki Kaisha
    • Masatake Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,599,919
    • Issue date Mar 21, 2017
    • Canon Kabushiki Kaisha
    • Naoya Isono
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method of producing a toner particle
    • Patent number 9,575,424
    • Issue date Feb 21, 2017
    • Canon Kabushiki Kaisha
    • Yoshihiro Nakagawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,500,972
    • Issue date Nov 22, 2016
    • Canon Kabushiki Kaisha
    • Masatake Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,383,668
    • Issue date Jul 5, 2016
    • Canon Kabushiki Kaisha
    • Shintaro Noji
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,377,705
    • Issue date Jun 28, 2016
    • Canon Kabushiki Kaisha
    • Tsutomu Shimano
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Compound having bisazo dye skeleton, pigment composition containing...
    • Patent number 9,249,308
    • Issue date Feb 2, 2016
    • Canon Kabushiki Kaisha
    • Yuki Hasegawa
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Toner and method for manufacturing toner particles
    • Patent number 9,176,407
    • Issue date Nov 3, 2015
    • Canon Kabushiki Kaisha
    • Yuki Hasegawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method for producing toner particles
    • Patent number 9,158,216
    • Issue date Oct 13, 2015
    • Canon Kabushiki Kaisha
    • Tsutomu Shimano
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Polyester, pigment composition, and toner
    • Patent number 9,097,999
    • Issue date Aug 4, 2015
    • Canon Kabushiki Kaisha
    • Yasuaki Murai
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Compound having bisazo skeleton, pigment dispersant containing the...
    • Patent number 8,962,726
    • Issue date Feb 24, 2015
    • Canon Kabushiki Kaisha
    • Masatake Tanaka
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Black toner containing compound having azo skeleton
    • Patent number 8,916,318
    • Issue date Dec 23, 2014
    • Canon Kabushiki Kaisha
    • Yuki Hasegawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    ADHESION METHOD, TONER SET AND ADHESION APPARATUS
    • Publication number 20250001748
    • Publication date Jan 2, 2025
    • Canon Kabushiki Kaisha
    • YOSUKE SUGITANI
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    TONER ACCOMMODATING CONTAINER
    • Publication number 20240411244
    • Publication date Dec 12, 2024
    • Canon Kabushiki Kaisha
    • MASATAKE TANAKA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER CONTAINER
    • Publication number 20240337967
    • Publication date Oct 10, 2024
    • Canon Kabushiki Kaisha
    • HIROYUKI MUNETSUGU
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER PACK
    • Publication number 20240219852
    • Publication date Jul 4, 2024
    • Canon Kabushiki Kaisha
    • MASATAKE TANAKA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20240210854
    • Publication date Jun 27, 2024
    • Canon Kabushiki Kaisha
    • Kazuhiro Funatani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    CARTRIDGE AND IMAGE FORMING APPARATUS
    • Publication number 20240036493
    • Publication date Feb 1, 2024
    • Canon Kabushiki Kaisha
    • SHOHEI KOTOTANI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER AND TONER PRODUCTION METHOD
    • Publication number 20230273536
    • Publication date Aug 31, 2023
    • Canon Kabushiki Kaisha
    • SHINTARO KAWAGUCHI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER SET, IMAGE FORMING METHOD, AND IMAGE FORMING APPARATUS
    • Publication number 20230273542
    • Publication date Aug 31, 2023
    • Canon Kabushiki Kaisha
    • DAI NOZAKI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER AND METHOD FOR PRODUCING TONER
    • Publication number 20230273541
    • Publication date Aug 31, 2023
    • Canon Kabushiki Kaisha
    • MASATAKE TANAKA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20230273539
    • Publication date Aug 31, 2023
    • Canon Kabushiki Kaisha
    • TAIJI KATSURA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20230273543
    • Publication date Aug 31, 2023
    • Canon Kabushiki Kaisha
    • MASATAKE TANAKA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20230045444
    • Publication date Feb 9, 2023
    • Canon Kabushiki Kaisha
    • Kazuhiro Funatani
    • 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

    PROCESS CARTRIDGE
    • Publication number 20220100113
    • Publication date Mar 31, 2022
    • Canon Kabushiki Kaisha
    • Masatake Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    PROCESS CARTRIDGE
    • Publication number 20220100145
    • Publication date Mar 31, 2022
    • Canon Kabushiki Kaisha
    • Shintaro Kawaguchi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20210373450
    • Publication date Dec 2, 2021
    • Canon Kabushiki Kaisha
    • Shintaro Kawaguchi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20210263446
    • Publication date Aug 26, 2021
    • Canon Kabushiki Kaisha
    • Kazuhiro Funatani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING METHOD AND IMAGE FORMING APPARATUS
    • Publication number 20210223731
    • Publication date Jul 22, 2021
    • Canon Kabushiki Kaisha
    • Ai Suzuki
    • 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 AND TONER MANUFACTURING METHOD
    • Publication number 20200209767
    • Publication date Jul 2, 2020
    • Canon Kabushiki Kaisha
    • Masamichi Sato
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20200209773
    • Publication date Jul 2, 2020
    • Canon Kabushiki Kaisha
    • Tsuneyoshi Tominaga
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20200209775
    • Publication date Jul 2, 2020
    • Canon Kabushiki Kaisha
    • Masatake Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20200209776
    • Publication date Jul 2, 2020
    • Canon Kabushiki Kaisha
    • Shohei Kototani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20200209774
    • Publication date Jul 2, 2020
    • Canon Kabushiki Kaisha
    • Taiji Katsura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20200124999
    • Publication date Apr 23, 2020
    • Canon Kabushiki Kaisha
    • Masatake Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
    • Publication number 20190369529
    • Publication date Dec 5, 2019
    • Canon Kabushiki Kaisha
    • Yasutaka Yagi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20170299972
    • Publication date Oct 19, 2017
    • Canon Kabushiki Kaisha
    • Masatake Tanaka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER AND METHOD OF PRODUCING TONER
    • Publication number 20170060011
    • Publication date Mar 2, 2017
    • Canon Kabushiki Kaisha
    • Yoshihiro Nakagawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER AND METHOD FOR PRODUCING TONER
    • Publication number 20170052465
    • Publication date Feb 23, 2017
    • Canon Kabushiki Kaisha
    • Tsutomu Shimano
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER AND METHOD FOR PRODUCING THE SAME
    • Publication number 20160349649
    • Publication date Dec 1, 2016
    • Canon Kabushiki Kaisha
    • Shinsuke Mochizuki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY