TREA

Yasunori Kawauchi

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  • Mito, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Digital video disc player
    • Patent number D460428
    • Issue date Jul 16, 2002
    • Hitachi, Ltd.
    • Akira Kojima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Digital video disc player
    • Patent number D459709
    • Issue date Jul 2, 2002
    • Hitachi, Ltd.
    • Akira Kojima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Digital video disc player
    • Patent number D459321
    • Issue date Jun 25, 2002
    • Hitachi, Ltd.
    • Akira Kojima
    • D14 - Recording, communication, or information retrieval equipment