TREA

Yamamoto Rock Machine Co., Ltd.

Follow

Organization

  • Tokyo, JP
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Piercing apparatus
    • Patent number 6,698,532
    • Issue date Mar 2, 2004
    • Nippon Steel Corporation
    • Manabu Gotou
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Piercing apparatus
    • Patent number 6,601,655
    • Issue date Aug 5, 2003
    • Nippon Steel Corporation
    • Manabu Gotou
    • C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    85690006 - Y YH
    • Serial number 85690006
    • Filing date Jul 30, 2012
    • Yamamoto Rock Machine CO., LTD.
    • 7 - Machines and machine tools
  • Information Trademark

    85672721 - Y YAMAMOTO ROCK MACHINE CO., LTD.
    • Serial number 85672721
    • Filing date Jul 10, 2012
    • Yamamoto Rock Machine CO., LTD.
    • 7 - Machines and machine tools
  • Information Trademark

    85672692 - Y YRM
    • Serial number 85672692
    • Filing date Jul 10, 2012
    • Yamamoto Rock Machine CO., LTD.
    • 7 - Machines and machine tools