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Seiichi Hosogai

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  • Wako, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oxygen sensor
    • Patent number 6,679,982
    • Issue date Jan 20, 2004
    • NGK Spark Plug Co., Ltd.
    • Hiroshi Matsuzaki
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Oxygen sensor
    • Patent number 6,210,552
    • Issue date Apr 3, 2001
    • NGK Spark Plug Co., Ltd.
    • Akio Mizutani
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Oxygen sensor
    • Patent number 6,182,498
    • Issue date Feb 6, 2001
    • NGK Spark Plug Co., Ltd.
    • Akio Mizutani
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents