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Fumio Sayama

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Patents Grantslast 30 patents

  • Information Patent Grant

    Wind power generator
    • Patent number D641699
    • Issue date Jul 19, 2011
    • Shinko Electric Co., Ltd.
    • Fumio Sayama
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Wind power generator
    • Patent number D590340
    • Issue date Apr 14, 2009
    • Shinko Electric Co., Ltd.
    • Fumio Sayama
    • D13 - Equipment for production, distribution, or transformation of energy