TREA

Tokumi Chiba

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  • Ibaraki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stretched film of thermoplastic resin
    • Patent number 6,534,150
    • Issue date Mar 18, 2003
    • Oji-Yuka Synthetic Paper Co., Ltd.
    • Masaaki Yamanaka
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Synthetic paper for writing and printing
    • Patent number 5,233,924
    • Issue date Aug 10, 1993
    • Oji Yuka Goseishi Co., Ltd.
    • Yozo Ohba
    • B32 - LAYERED PRODUCTS