TREA

Seiichirou Tsukui

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  • Kawagoe, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Semiconductor device
    • Patent number 5,396,102
    • Issue date Mar 7, 1995
    • Hitachi, Ltd.
    • Sugano Toshio
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor device having particular mounting arrangement
    • Patent number 5,227,664
    • Issue date Jul 13, 1993
    • Hitachi, Ltd.
    • Sugano Toshio
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor device
    • Patent number 5,103,247
    • Issue date Apr 7, 1992
    • Hitachi, Ltd.
    • Toshio Sugano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor device
    • Patent number 4,984,064
    • Issue date Jan 8, 1991
    • Hitachi, Ltd.
    • Sugano Toshio
    • H01 - BASIC ELECTRIC ELEMENTS