TREA

Yasuhisa Sekiya

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  • Aichi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Grinding wheel
    • Patent number 7,695,353
    • Issue date Apr 13, 2010
    • Toyoda Van Moppes Ltd.
    • Takayuki Moroto
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    CBN grinding wheel
    • Patent number 5,364,422
    • Issue date Nov 15, 1994
    • Toyoda Koki Kabushiki Kaisha
    • Masato Kitajima
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Grinding tool
    • Patent number 4,671,021
    • Issue date Jun 9, 1987
    • Toyoda Van Moppes Limited
    • Kunio Takahashi
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents