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Norishige Kumagai

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Patents Grantslast 30 patents

  • Information Patent Grant

    Machining apparatus and machining method
    • Patent number 8,356,961
    • Issue date Jan 22, 2013
    • Hitachi Via Mechanics Ltd.
    • Norishige Kumagai
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Machining apparatus and machining method
    • Publication number 20100119317
    • Publication date May 13, 2010
    • Norishige Kumagai
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR