TREA

Tohoku Chemical Industries, Ltd.

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Organization

  • Sendai, JP
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Transparent conductor film for electric field shielding
    • Patent number 5,853,869
    • Issue date Dec 29, 1998
    • Sumitomo Metal Mining Co., Ltd.
    • Kenji Adachi
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Grinding wheel
    • Patent number 4,654,051
    • Issue date Mar 31, 1987
    • Tohoku Chemical Industries, Ltd.
    • Keiichi Orita
    • B24 - GRINDING POLISHING