TREA

Taiji Matsumoto

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  • Chiba, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sound absorbing component
    • Patent number 5,981,046
    • Issue date Nov 9, 1999
    • Sumitomo Chemical Company, Limited
    • Syohei Masui
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Paper-made stampable sheet, light-weight stampable sheet shaped bod...
    • Patent number 5,854,149
    • Issue date Dec 29, 1998
    • Kawasaki Steel Corporation Sumitomo Chemical Co., Ltd.
    • Katsuhiro Nagayama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL