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Hiroki Katayama

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  • Suntou-gun, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS
    • Publication number 20240310625
    • Publication date Sep 19, 2024
    • Canon Kabushiki Kaisha
    • HIROKI KATAYAMA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20240034073
    • Publication date Feb 1, 2024
    • Canon Kabushiki Kaisha
    • Yoshihiko Tanaka
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20230072359
    • Publication date Mar 9, 2023
    • Canon Kabushiki Kaisha
    • Taku Murotani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    SCANNING OPTICAL DEVICE AND IMAGE FORMING APPARATUS
    • Publication number 20220377198
    • Publication date Nov 24, 2022
    • Canon Kabushiki Kaisha
    • Mitsuhiro Obara
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20220260938
    • Publication date Aug 18, 2022
    • Canon Kabushiki Kaisha
    • Shoji Yamamoto
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20220197179
    • Publication date Jun 23, 2022
    • Canon Kabushiki Kaisha
    • Taku Murotani
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20210255562
    • Publication date Aug 19, 2021
    • Canon Kabushiki Kaisha
    • Shoji Yamamoto
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20210132521
    • Publication date May 6, 2021
    • Canon Kabushiki Kaisha
    • Shoji Yamamoto
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    OPTICAL SCANNING DEVICE HAVING ROTATING POLYGON MIRROR, AND IMAGE F...
    • Publication number 20210080712
    • Publication date Mar 18, 2021
    • Canon Kabushiki Kaisha
    • Yoshihiko Tanaka
    • G02 - OPTICS
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20210041801
    • Publication date Feb 11, 2021
    • Canon Kabushiki Kaisha
    • Mitsuhiro Ohta
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    ROTARY POLYGON MIRROR, LIGHT DEFLECTING UNIT, AND OPTICAL SCANNING...
    • Publication number 20210033851
    • Publication date Feb 4, 2021
    • Canon Kabushiki Kaisha
    • Hisanori Kobayashi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    OPTICAL SCANNING APPARATUS, AND IMAGE FORMING APPARATUS WITH OPTICA...
    • Publication number 20200310276
    • Publication date Oct 1, 2020
    • Canon Kabushiki Kaisha
    • Hiroki Katayama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20200122483
    • Publication date Apr 23, 2020
    • Canon Kabushiki Kaisha
    • Yoshihiko Tanaka
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    MANUFACTURING METHOD OF POLYGONAL MIRROR, POLYGONAL MIRROR, DEFLECT...
    • Publication number 20190322021
    • Publication date Oct 24, 2019
    • Canon Kabushiki Kaisha
    • Fumihiko Yamaya
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    POLYGONAL MIRROR, DEFLECTOR,OPTICAL SCANNING APPARATUS AND IMAGE FO...
    • Publication number 20190322023
    • Publication date Oct 24, 2019
    • Canon Kabushiki Kaisha
    • Naoki Matsushita
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    POLYGONAL MIRROR, DEFLECTOR, OPTICAL SCANNING APPARATUS, IMAGE FORM...
    • Publication number 20190322022
    • Publication date Oct 24, 2019
    • Canon Kabushiki Kaisha
    • Mitsuhiro Ohta
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20170308034
    • Publication date Oct 26, 2017
    • Canon Kabushiki Kaisha
    • Hiroki Katayama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY