TREA

Hisao Yamada

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  • Orange, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oxygen-sensing element
    • Patent number 4,925,609
    • Issue date May 15, 1990
    • Stemcor Corporation
    • Hisao Yamada
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Oxygen-sensing element
    • Patent number 4,740,288
    • Issue date Apr 26, 1988
    • Stemcor Corporation
    • Hisao Yamada
    • G01 - MEASURING TESTING