TREA

Ayako Tanaka

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Portable wireless telephone
    • Patent number D491155
    • Issue date Jun 8, 2004
    • NEC Corporation
    • Hiroko Kawakami
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable wireless telephone
    • Patent number D491156
    • Issue date Jun 8, 2004
    • NEC Corporation
    • Hiroko Kawakami
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Headphone
    • Patent number D478067
    • Issue date Aug 5, 2003
    • NEC Corporation
    • Hiroko Kawakami
    • D14 - Recording, communication, or information retrieval equipment