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Hisayoshi Yamoto

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  • Yamato, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Driving mechanism for a multi-piece rim
    • Patent number 5,107,914
    • Issue date Apr 28, 1992
    • Topy Kogyo Kabushiki Kaisha
    • Hisayoshi Yamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Multipart wheel
    • Patent number 4,911,216
    • Issue date Mar 27, 1990
    • Topy Kogyo Kabushiki Kaisha
    • Hisayoshi Yamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Wheel rim with split locking ring
    • Patent number 4,554,961
    • Issue date Nov 26, 1985
    • Topy Industries Limited
    • Shigeru Osawa
    • B60 - VEHICLES IN GENERAL