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Hitoshi Yamaguchi

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Patents Grantslast 30 patents

  • Information Patent Grant

    Cutting tap
    • Patent number 10,406,618
    • Issue date Sep 10, 2019
    • Sakai Threading Tool Co., Ltd.
    • Yoshio Hachiuma
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rotary cutting tool and method for manufacturing such a rotary cutt...
    • Patent number 8,215,881
    • Issue date Jul 10, 2012
    • Sakai Threading Tool Co., Ltd.
    • Hitoshi Yamaguchi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    CUTTING TAP
    • Publication number 20170189979
    • Publication date Jul 6, 2017
    • SAKAI THREADING TOOL CO., LTD.
    • Yoshio HACHIUMA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Rotary Cutting Tool and Method For Manufacturing Such a Rotary Cutt...
    • Publication number 20100150677
    • Publication date Jun 17, 2010
    • Hitoshi Yamaguchi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR