TREA

Toshio Okada

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for producing butene polymer
    • Patent number 6,300,444
    • Issue date Oct 9, 2001
    • Nippon Petrochemicals Company, Limited
    • Yuichi Tokumoto
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...