TREA

Hitoshi Ishikawa

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  • Takahama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tool holder
    • Patent number 11,154,937
    • Issue date Oct 26, 2021
    • NT TOOL CORPORATION
    • Hitoshi Ishikawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tool holder and a runout correcting tool for a tool holder
    • Patent number 6,557,445
    • Issue date May 6, 2003
    • NT Tool Kabushiki Kaisha
    • Hitoshi Ishikawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Oil feeding collet chuck and its collet
    • Patent number 5,405,220
    • Issue date Apr 11, 1995
    • NT Tool Kabushikikaisha
    • Hitoshi Ishikawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Tool mounting apparatus
    • Patent number 5,352,074
    • Issue date Oct 4, 1994
    • NT Tool Kabushikikaisha
    • Hitoshi Ishikawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    TOOL HOLDER
    • Publication number 20200298321
    • Publication date Sep 24, 2020
    • NT TOOL CORPORATION
    • Hitoshi ISHIKAWA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR