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Kojiro Ito

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Patents Grantslast 30 patents

  • Information Patent Grant

    Polytetramethyleneadipamide film
    • Patent number 4,699,973
    • Issue date Oct 13, 1987
    • Unitika Ltd.
    • Kojiro Ito
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Matte film
    • Patent number 4,668,569
    • Issue date May 26, 1987
    • Unitika Ltd.
    • Kojiro Ito
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...