TREA

Takashi Yamaoka

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  • Tottori, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Light receiving module
    • Patent number D373759
    • Issue date Sep 17, 1996
    • Sanyo Electric Co., Ltd.
    • Masao Tanaka
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Light receiving module
    • Patent number D364603
    • Issue date Nov 28, 1995
    • Sanyo Electric Co., Ltd.
    • Masao Tanaka
    • D13 - Equipment for production, distribution, or transformation of energy