TREA

Kennta Kumagaya

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Computer
    • Patent number D361060
    • Issue date Aug 8, 1995
    • Hitachi, Ltd.
    • Kennta Kumagaya
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Computer
    • Patent number D356780
    • Issue date Mar 28, 1995
    • Hitachi, Ltd.
    • Kennta Kumagaya
    • D14 - Recording, communication, or information retrieval equipment