TREA

Nagatoshi Kunimori

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Patents Grantslast 30 patents

  • Information Patent Grant

    Ball end mill
    • Patent number 6,652,201
    • Issue date Nov 25, 2003
    • Sumitomo Electric Industries, Ltd.
    • Nagatoshi Kunimori
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Ball nose end mill
    • Patent number 6,231,275
    • Issue date May 15, 2001
    • Sumitomo Electric Industries, Ltd.
    • Nagatoshi Kunimori
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill and lock screw employed for fastening the same
    • Patent number 5,338,135
    • Issue date Aug 16, 1994
    • Sumitomo Electric Industries, Ltd.
    • Kazuo Noguchi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Drill bit structure
    • Patent number 4,728,231
    • Issue date Mar 1, 1988
    • Sumitomo Electric Industries, Ltd.
    • Nagatoshi Kunimori
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    Ball end mill
    • Publication number 20010051076
    • Publication date Dec 13, 2001
    • Nagatoshi Kunimori
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC