TREA

Shunichi Kumazawa

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  • Ichihara, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fire-retardant polyester compositions
    • Patent number 4,229,552
    • Issue date Oct 21, 1980
    • Teijin Limited
    • Masahiro Shiozaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Melamine cyanurate as a flame retardant agent
    • Patent number 4,180,496
    • Issue date Dec 25, 1979
    • Nissan Chemical Industries Ltd.
    • Akira Yanagimoto
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...