TREA

Kazutsugu Kashima

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  • Tosu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sliding member of graphite-metal borides
    • Patent number 4,720,349
    • Issue date Jan 19, 1988
    • The Agency of Industrial Science and Technology
    • Kazuo Kobayashi
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Sliding member of graphite-boron carbides
    • Patent number 4,637,884
    • Issue date Jan 20, 1987
    • Agency of Industrial Science and Technology
    • Kenji Miyazaki
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES