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Hironobu Furusawa

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Patents Grantslast 30 patents

  • Information Patent Grant

    Polyester block copolymer composition
    • Patent number 4,670,498
    • Issue date Jun 2, 1987
    • Toyo Boseki Kabushiki Kaisha
    • Hironobu Furusawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Composition of polyester-block copolymer
    • Patent number 4,442,262
    • Issue date Apr 10, 1984
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Haruhiko Yusa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...