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Satoshi Tatsumi

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  • Kasugai-Shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Development roll for electrophotographic apparatuses
    • Patent number 11,774,875
    • Issue date Oct 3, 2023
    • Sumitomo Riko Company Limited
    • Satoshi Endo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Development roll for electrophotography device
    • Patent number 10,656,555
    • Issue date May 19, 2020
    • Sumitomo Riko Company Limited
    • Kentaro Imai
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Elastic roll for electrophotographic apparatus and method for manuf...
    • Patent number 10,125,236
    • Issue date Nov 13, 2018
    • Sumitomo Riko Company Limited
    • Ryosuke Yamaoka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Conductive roll
    • Patent number 9,095,870
    • Issue date Aug 4, 2015
    • Sumitomo Riko Company Limited
    • Shinkichi Kashihara
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Conductive roll
    • Patent number 6,908,419
    • Issue date Jun 21, 2005
    • Tokai Rubber Industries, Ltd.
    • Masahiko Takashima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    DEVELOPMENT ROLL FOR ELECTROPHOTOGRAPHIC APPARATUSES
    • Publication number 20220260939
    • Publication date Aug 18, 2022
    • SUMITOMO RIKO COMPANY LIMITED
    • Satoshi Endo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DEVELOPMENT ROLL FOR ELECTROPHOTOGRAPHY DEVICE
    • Publication number 20200012210
    • Publication date Jan 9, 2020
    • SUMITOMO RIKO COMPANY LIMITED
    • Kentaro IMAI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    ELASTIC ROLL FOR ELECTROPHOTOGRAPHIC APPARATUS AND METHOD FOR MANUF...
    • Publication number 20180194916
    • Publication date Jul 12, 2018
    • SUMITOMO RIKO COMPANY LIMITED
    • Ryosuke Yamaoka
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    CHARGING MEMBER
    • Publication number 20160378012
    • Publication date Dec 29, 2016
    • SUMITOMO RIKO COMPANY LIMITED
    • Masanori Satoh
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    CONDUCTIVE ROLL
    • Publication number 20130053229
    • Publication date Feb 28, 2013
    • TOKAI RUBBER INDUSTRIES, LTD.
    • Shinkichi Kashihara
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Conductive roll
    • Publication number 20040058791
    • Publication date Mar 25, 2004
    • TOKAI RUBBER INDUSTRIES, LTD.
    • Masahiko Takashima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY