TREA

Hajime Sentoku

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Adhesives
    • Patent number 4,983,435
    • Issue date Jan 8, 1991
    • Mitsui Toatsu Chemicals, Inc.
    • Toru Ueki
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Polypropylene sheet for press-through packages, production process...
    • Patent number 4,869,938
    • Issue date Sep 26, 1989
    • Mitsui Toatsu Chemicals Inc.
    • Katsuyuki Usami
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL