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Tsuneo Ohki

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  • Saitama-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Semi-conducting roll and developing device
    • Patent number 6,629,915
    • Issue date Oct 7, 2003
    • Shin-Etsu Polymer Co., Ltd.
    • Tsuneo Ohki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Semiconductive silicone rubber roller
    • Patent number 6,390,961
    • Issue date May 21, 2002
    • Shin-Etsu Polymer Co., Ltd.
    • Kazuya Nakada
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Semiconductive rubber roller
    • Patent number 6,319,181
    • Issue date Nov 20, 2001
    • Shin-Etsu Polymer Co., Ltd.
    • Masatoshi Naoi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Semiconductive rubber roller
    • Patent number 5,984,849
    • Issue date Nov 16, 1999
    • Shin-Etsu Polymer Co., Ltd.
    • Tsuneo Ohki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Semiconductive silicone rubber roller thereof
    • Patent number 5,827,160
    • Issue date Oct 27, 1998
    • Shin-Etsu Polymer Co., Ltd.
    • Tsuneo Ohki
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL