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Naoki Iwama

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Patents Grantslast 30 patents

  • Information Patent Grant

    Bearing device for internal combustion engines
    • Patent number 6,886,984
    • Issue date May 3, 2005
    • Daido Metal Company Ltd.
    • Mitsuru Sugita
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Non-heat treating steel for hot forging
    • Patent number 5,362,338
    • Issue date Nov 8, 1994
    • Aichi Steel Works Ltd.
    • Naoki Iwama
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents