TREA

Shinichi Yokoyama

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electric shaver
    • Patent number D279722
    • Issue date Jul 16, 1985
    • Sharp Corporation
    • Kenichi Haruguchi
    • D28 - Cosmetic products and toilet articles
  • Information Patent Grant

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    • Patent number D257003
    • Issue date Sep 23, 1980
    • Sharp Kabushiki Kaisha
    • Masafumi Yamagami
    • D10 - Measuring, testing, or signalling instruments