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Takao Ooki

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  • Aichi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bearing steel
    • Patent number 5,403,545
    • Issue date Apr 4, 1995
    • Aichi Steel Works, Ltd.
    • Yatsuka Takata
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Free-cutting steel having high fatigue strength
    • Patent number 4,915,900
    • Issue date Apr 10, 1990
    • Aichi Steel Works, Ltd.
    • Itie Nomura
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Case hardened steel and method of manufacturing the same
    • Patent number 4,802,918
    • Issue date Feb 7, 1989
    • Aichi Steel Works, Limited
    • Takao Ooki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...