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Shinzi Hayata

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  • Yamaguchi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for multi-step gas-phase polymerization of olefins
    • Patent number 4,390,669
    • Issue date Jun 28, 1983
    • Mitsui Petrochemical Industries, Ltd.
    • Yoshinori Morita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for lining container caps
    • Patent number 4,198,369
    • Issue date Apr 15, 1980
    • Mitsui Petrochemical Industries Ltd.
    • Tetsuo Yoshikawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL