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Takuya Oka

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  • Yokohama-shi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20240419111
    • Publication date Dec 19, 2024
    • Canon Kabushiki Kaisha
    • YUICHIRO HIRATA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    RESTRICTING MEMBER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE...
    • Publication number 20240085845
    • Publication date Mar 14, 2024
    • Canon Kabushiki Kaisha
    • Issei Imamura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20230010866
    • Publication date Jan 12, 2023
    • Canon Kabushiki Kaisha
    • Kodai Hayashi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    RESTRICTING MEMBER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE...
    • Publication number 20220413425
    • Publication date Dec 29, 2022
    • Canon Kabushiki Kaisha
    • Issei Imamura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPING DEVICE, CARTRIDGE, IMAGE FORMING APPARATUS
    • Publication number 20220283526
    • Publication date Sep 8, 2022
    • Canon Kabushiki Kaisha
    • Harunobu Maeda
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPMENT CARTRIDGE
    • Publication number 20220187739
    • Publication date Jun 16, 2022
    • Canon Kabushiki Kaisha
    • Takuya Oka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPMENT CARTRIDGE
    • Publication number 20210373462
    • Publication date Dec 2, 2021
    • Canon Kabushiki Kaisha
    • Takuya Oka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPING DEVICE, CARTRIDGE, IMAGE FORMING APPARATUS
    • Publication number 20210080870
    • Publication date Mar 18, 2021
    • Canon Kabushiki Kaisha
    • Harunobu Maeda
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20210080873
    • Publication date Mar 18, 2021
    • Canon Kabushiki Kaisha
    • Yoshihiro Mitsui
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPING DEVICE, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
    • Publication number 20200150556
    • Publication date May 14, 2020
    • Canon Kabushiki Kaisha
    • Takuya Oka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPING DEVICE, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
    • Publication number 20200150558
    • Publication date May 14, 2020
    • Canon Kabushiki Kaisha
    • Takuya Oka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
    • Publication number 20200150557
    • Publication date May 14, 2020
    • Canon Kabushiki Kaisha
    • Takayoshi Kihara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
    • Publication number 20190377300
    • Publication date Dec 12, 2019
    • Canon Kabushiki Kaisha
    • Takuya Oka
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    CARTRIDGE AND IMAGE FORMING APPARATUS
    • Publication number 20190187609
    • Publication date Jun 20, 2019
    • Canon Kabushiki Kaisha
    • Yasukazu Ikami
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20190121255
    • Publication date Apr 25, 2019
    • Canon Kabushiki Kaisha
    • Yoshihiro Mitsui
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY