TREA

Tatsuya Mizunuma

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  • Wakayama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Asphalt additive and asphalt composition
    • Patent number 5,721,296
    • Issue date Feb 24, 1998
    • Kao Corporation
    • Tatsuya Mizunuma
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Cement additive
    • Patent number 5,137,577
    • Issue date Aug 11, 1992
    • Kao Corporation
    • Masanori Iizuka
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Dispersant composition for cement
    • Patent number 4,963,190
    • Issue date Oct 16, 1990
    • Kao Corporation
    • Tatsuya Mizunuma
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Cement dispersion agent
    • Patent number 4,759,802
    • Issue date Jul 26, 1988
    • Kao Corporation
    • Yasusuke Ochi
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES