TREA

Koichi Nakayama

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  • Yao, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Inner socket
    • Patent number D423899
    • Issue date May 2, 2000
    • Maeda Metal Industries, Ltd.
    • Sueharu Yasutomi
    • D08 - Tools and hardware
  • Information Patent Grant

    Inner socket
    • Patent number D419845
    • Issue date Feb 1, 2000
    • Maeda Metal Industries, Ltd.
    • Sueharu Yasutomi
    • D08 - Tools and hardware