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Kozo Maeda

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Patents Grantslast 30 patents

  • Information Patent Grant

    Oriented polyester film
    • Patent number 4,693,932
    • Issue date Sep 15, 1987
    • Toyo Boseki Kabushiki Kaisha
    • Katsuaki Kuze
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Oriented polyester film containing calcium carbonate and kaolinite
    • Patent number 4,595,715
    • Issue date Jun 17, 1986
    • Toyo Boseki Kabushiki Kaisha T/A Toyobo Co., Ltd.
    • Katsuaki Kuze
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...