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Patents Grantslast 30 patents

  • Information Patent Grant

    Polyphenylene ether resin composition
    • Patent number 4,489,186
    • Issue date Dec 18, 1984
    • Mitsubishi Gas Chemical Company, Inc.
    • Akitoshi Sugio
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyphenylene ether resin composition
    • Patent number 4,472,546
    • Issue date Sep 18, 1984
    • Mitsubishi Gas Chemical Company, Inc.
    • Akitoshi Sugio
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...