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Hirofumi Kyuushima

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  • Mishima-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Toner
    • Patent number 12,158,725
    • Issue date Dec 3, 2024
    • Canon Kabushiki Kaisha
    • Mai Kato
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 12,130,587
    • Issue date Oct 29, 2024
    • Canon Kabushiki Kaisha
    • Naoya Isono
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Toner and method for manufacturing toner
    • Patent number 11,774,871
    • Issue date Oct 3, 2023
    • Canon Kabushiki Kaisha
    • Yoshiaki Shiotari
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner and toner manufacturing method
    • Patent number 11,397,386
    • Issue date Jul 26, 2022
    • Canon Kabushiki Kaisha
    • Hirofumi Kyuushima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 10,747,136
    • Issue date Aug 18, 2020
    • Canon Kabushiki Kaisha
    • Takashi Kenmoku
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Toner
    • Patent number 9,785,068
    • Issue date Oct 10, 2017
    • Canon Kabushiki Kaisha
    • Noriyoshi Umeda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    TONER
    • Publication number 20220404730
    • Publication date Dec 22, 2022
    • Canon Kabushiki Kaisha
    • Tomoya Nagaoka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20220397836
    • Publication date Dec 15, 2022
    • Canon Kabushiki Kaisha
    • Takayuki Toyoda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20220390871
    • Publication date Dec 8, 2022
    • Canon Kabushiki Kaisha
    • Naoya Isono
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20220390870
    • Publication date Dec 8, 2022
    • Canon Kabushiki Kaisha
    • Hirofumi Kyuushima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20220146954
    • Publication date May 12, 2022
    • Canon Kabushiki Kaisha
    • Mai Kato
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20220146953
    • Publication date May 12, 2022
    • Canon Kabushiki Kaisha
    • Hirofumi Kyuushima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20220075284
    • Publication date Mar 10, 2022
    • Canon Kabushiki Kaisha
    • Kenichi Nakayama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20210318631
    • Publication date Oct 14, 2021
    • Canon Kabushiki Kaisha
    • Naoya Isono
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    TONER AND METHOD FOR MANUFACTURING TONER
    • Publication number 20210311405
    • Publication date Oct 7, 2021
    • Canon Kabushiki Kaisha
    • Yoshiaki Shiotari
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER AND TONER MANUFACTURING METHOD
    • Publication number 20200363742
    • Publication date Nov 19, 2020
    • Canon Kabushiki Kaisha
    • Hirofumi Kyuushima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20190332027
    • Publication date Oct 31, 2019
    • Canon Kabushiki Kaisha
    • Takashi Kenmoku
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    TONER
    • Publication number 20170075243
    • Publication date Mar 16, 2017
    • Canon Kabushiki Kaisha
    • Noriyoshi Umeda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY