TREA

Mitsuo Ai

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  • Katsuta, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Differential pressure transducer
    • Patent number 4,306,460
    • Issue date Dec 22, 1981
    • Hitachi, Ltd.
    • Yutaka Sakurai
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Pressure sensitive apparatus
    • Patent number 4,303,903
    • Issue date Dec 1, 1981
    • Hitachi, Ltd.
    • Yoshitaka Matsuoka
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Pressure transducer
    • Patent number 4,264,889
    • Issue date Apr 28, 1981
    • Hitachi, Ltd.
    • Yoshimi Yamamoto
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Semiconductor pressure transducer
    • Patent number 4,173,900
    • Issue date Nov 13, 1979
    • Hitachi, Ltd.
    • Masanori Tanabe
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Semiconductor transducer
    • Patent number 4,166,384
    • Issue date Sep 4, 1979
    • Hitachi, Ltd.
    • Yasumasa Matsuda
    • G01 - MEASURING TESTING