TREA

Yoshiharu Tonohara

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  • Kurita-gun, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gear shaper cutting method and apparatus
    • Patent number 6,065,910
    • Issue date May 23, 2000
    • Mitsubishi Heavy Industries, Ltd.
    • Tsuneo Egawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Horizontal hobbing machine
    • Patent number 5,947,663
    • Issue date Sep 7, 1999
    • Mitsubishi Heavy Industries, Ltd.
    • Tsuneo Egawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Helical guide apparatus usable for a gear shaper
    • Patent number 4,695,209
    • Issue date Sep 22, 1987
    • Mitsubishi Jukogyo Kabushiki Kaisha
    • Takayo Noguchi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR