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Ryouichi Naganuma

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Patents Grantslast 30 patents

  • Information Patent Grant

    Automatic transmission
    • Patent number 6,561,052
    • Issue date May 13, 2003
    • Hitachi, Ltd.
    • Mitsuo Kayano
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Automatic transmission
    • Publication number 20010025539
    • Publication date Oct 4, 2001
    • HITACHI LTD.
    • Mitsuo Kayano
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...