TREA

Shigeru Tago

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Database search information output method
    • Patent number 7,421,424
    • Issue date Sep 2, 2008
    • Hitachi Software Engineering Co., Ltd.
    • Shigeru Tago
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Method of determining database search path
    • Patent number 7,191,173
    • Issue date Mar 13, 2007
    • Hitachi Software Engineering Co., Ltd.
    • Tadashi Mizunuma
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Network charge method and system
    • Patent number 5,864,829
    • Issue date Jan 26, 1999
    • Hitachi Software Engineering Co., Ltd.
    • Shigeru Tago
    • G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents