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Toshihiko Arata

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  • Shizuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cleaning blade
    • Patent number 10,684,585
    • Issue date Jun 16, 2020
    • Sumitomo Riko Company Limited
    • Shimpei Miyagawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Cleaning blade
    • Patent number 10,635,041
    • Issue date Apr 28, 2020
    • Sumitomo Riko Company Limited
    • Yasunori Nimura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Cleaning blade for electrophotographic equipment
    • Patent number 10,203,648
    • Issue date Feb 12, 2019
    • Sumitomo Riko Company Limited
    • Kadai Takeyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Composition for cleaning blade for electrophotographic apparatus an...
    • Patent number 10,095,176
    • Issue date Oct 9, 2018
    • Sumitomo Riko Company Limited
    • Shimpei Miyagawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Electrophotographic device member
    • Patent number 9,857,725
    • Issue date Jan 2, 2018
    • Sumitomo Riko Company Limited
    • Kentaro Imai
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    CLEANING BLADE
    • Publication number 20200004195
    • Publication date Jan 2, 2020
    • SUMITOMO RIKO COMPANY LIMITED
    • Shimpei MIYAGAWA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    CLEANING BLADE FOR ELECTROPHOTOGRAPHIC EQUIPMENT
    • Publication number 20180307178
    • Publication date Oct 25, 2018
    • SUMITOMO RIKO COMPANY LIMITED
    • Kadai TAKEYAMA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    CLEANING BLADE
    • Publication number 20180275595
    • Publication date Sep 27, 2018
    • SUMITOMO RIKO COMPANY LIMITED
    • Yasunori Nimura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    COMPOSITION FOR CLEANING BLADE FOR ELECTROPHOTOGRAPHIC APPARATUS AN...
    • Publication number 20180039223
    • Publication date Feb 8, 2018
    • SUMITOMO RIKO COMPANY LIMITED
    • Shimpei Miyagawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    ELECTROPHOTOGRAPHIC DEVICE MEMBER
    • Publication number 20150234311
    • Publication date Aug 20, 2015
    • SUMITOMO RIKO COMPANY LIMITED
    • Kentaro Imai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...