TREA

Takamasa Ishikawa

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  • Minamiashigara, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Disk array device
    • Patent number 7,876,557
    • Issue date Jan 25, 2011
    • Hitachi, Ltd.
    • Katsuyoshi Suzuki
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Disk array device
    • Patent number 7,558,056
    • Issue date Jul 7, 2009
    • Hitachi, Ltd.
    • Katsuyoshi Suzuki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Magnetic disc storage unit for electronic computer
    • Patent number D575782
    • Issue date Aug 26, 2008
    • Hitachi, Ltd.
    • Kazuhiko Nishiyama
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Magnetic disc storage unit for electronic computer
    • Patent number D575780
    • Issue date Aug 26, 2008
    • Hitachi, Ltd.
    • Kazuhiko Nishiyama
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Disk array device
    • Patent number 7,352,571
    • Issue date Apr 1, 2008
    • Hitachi, Ltd.
    • Katsuyoshi Suzuki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Disk array device
    • Patent number 7,120,016
    • Issue date Oct 10, 2006
    • Hitachi, Ltd.
    • Katsuyoshi Suzuki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Data storage system
    • Patent number 7,046,470
    • Issue date May 16, 2006
    • Hitachi, Ltd.
    • Akira Yamanashi
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Disk array device
    • Patent number 6,950,304
    • Issue date Sep 27, 2005
    • Hitachi, Ltd.
    • Katsuyoshi Suzuki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Magnetic disc storage unit for electronic computer
    • Patent number D440564
    • Issue date Apr 17, 2001
    • Hitachi, Ltd.
    • Takashi Ohwada
    • D14 - Recording, communication, or information retrieval equipment

Patents Applicationslast 30 patents

  • Information Patent Application

    DISK ARRAY DEVICE
    • Publication number 20090237876
    • Publication date Sep 24, 2009
    • Hitachi, Ltd
    • Katsuyoshi Suzuki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Disk array device
    • Publication number 20080144277
    • Publication date Jun 19, 2008
    • Hitachi, Ltd
    • Katsuyoshi Suzuki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Disk array device
    • Publication number 20060250768
    • Publication date Nov 9, 2006
    • Hitachi, Ltd
    • Katsuyoshi Suzuki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Disk array device
    • Publication number 20050248919
    • Publication date Nov 10, 2005
    • Hitachi, Ltd
    • Katsuyoshi Suzuki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Data storage system
    • Publication number 20040160720
    • Publication date Aug 19, 2004
    • Hitachi, Ltd.
    • Akira Yamanashi
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Disk array device
    • Publication number 20040037034
    • Publication date Feb 26, 2004
    • Hitachi, Ltd
    • Katsuyoshi Suzuki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Data storage system
    • Publication number 20010046118
    • Publication date Nov 29, 2001
    • Akira Yamanashi
    • G06 - COMPUTING CALCULATING COUNTING