TREA

Mitsugu Okahisa

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Battery for an IC card
    • Patent number D335120
    • Issue date Apr 27, 1993
    • Matsushita Electric Industrial Co., Ltd.
    • Mitsugu Okahisa
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Battery for an IC card
    • Patent number D334559
    • Issue date Apr 6, 1993
    • Matsushita Electric Industrial Co., Ltd.
    • Mitsugu Okahisa
    • D13 - Equipment for production, distribution, or transformation of energy