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Junpei Sugihara

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  • Ichihara, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Silicone rubber-covered copier roll
    • Patent number RE34027
    • Issue date Aug 11, 1992
    • Toray Silicone Company, Ltd.
    • Akito Nakamura
    • 428 - Stock material or miscellaneous articles
  • Information Patent Grant

    Silicone rubber-covered copier roll
    • Patent number 4,830,893
    • Issue date May 16, 1989
    • Toray Silicone Co., Ltd.
    • Akito Nakamura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...