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Ken-ichi Okada

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  • Yokosuka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Polyphenylene ether resin composition
    • Patent number 5,100,959
    • Issue date Mar 31, 1992
    • Asahi Kasei Kogyo Kabushiki Kaisha
    • Ken-ichi Okada
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyphenylene ether resin composition
    • Patent number 4,940,753
    • Issue date Jul 10, 1990
    • Asahi Kasei Kogyo Kabushiki Kaisha
    • Ken-ichi Okada
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...