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Yuji Iseki

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of manufacturing laminated films
    • Patent number 5,614,141
    • Issue date Mar 25, 1997
    • Daicel Chemical Industries, Ltd.
    • Katsuhiko Sumida
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of manufacturing laminated films
    • Patent number 5,405,565
    • Issue date Apr 11, 1995
    • Daicel Chemical Industries, Ltd.
    • Katsuhiko Sumida
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Composite films
    • Patent number 5,364,669
    • Issue date Nov 15, 1994
    • Daicel Chemical Industries, Ltd.
    • Katsuhiko Sumida
    • B32 - LAYERED PRODUCTS