TREA

Toshio Namizuka

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rubber composition for tire treads
    • Patent number 4,555,547
    • Issue date Nov 26, 1985
    • Nippon Zeon Co. Ltd.
    • Akio Ueda
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Rubber composition
    • Patent number 4,550,142
    • Issue date Oct 29, 1985
    • Nippon Zeon Co. Ltd.
    • Shuichi Akita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...