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Ryuichi Itou

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  • Hitachinaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Information processing equipment
    • Patent number 6,560,092
    • Issue date May 6, 2003
    • Hitachi, Ltd.
    • Ryuichi Itou
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Portable computer
    • Patent number D441359
    • Issue date May 1, 2001
    • Hitachi, Ltd.
    • Daisuke Iseki
    • D14 - Recording, communication, or information retrieval equipment

Patents Applicationslast 30 patents

  • Information Patent Application

    Information processing equipment
    • Publication number 20010048586
    • Publication date Dec 6, 2001
    • Ryuichi Itou
    • G06 - COMPUTING CALCULATING COUNTING