TREA

Hironobu Ohta

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electromagnetic flow meter converter
    • Patent number 4,680,973
    • Issue date Jul 21, 1987
    • Yokogawa Hokushin Electric Corporation
    • Tamotsu Kobayashi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Electromagnetic flowmeter
    • Patent number 4,663,976
    • Issue date May 12, 1987
    • Yokogawa Hokushin Electric Corporation
    • Kazuie Suzuki
    • G01 - MEASURING TESTING