TREA

Koutarou Yamashita

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  • Katsuta, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Analyzer having sensor with memory device
    • Patent number 5,690,893
    • Issue date Nov 25, 1997
    • Hitachi, Ltd.
    • Satoshi Ozawa
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Solid-state ion sensor
    • Patent number 5,505,836
    • Issue date Apr 9, 1996
    • Hitachi, Ltd.
    • Yuji Miyahara
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Ion sensor
    • Patent number 5,472,590
    • Issue date Dec 5, 1995
    • Hitachi, Ltd.
    • Koutarou Yamashita
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Ion-selective electrode
    • Patent number 5,413,685
    • Issue date May 9, 1995
    • Hitachi, Ltd.
    • Satoshi Ozawa
    • G01 - MEASURING TESTING