TREA

Mitsunobu Matsumura

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Papermaking method
    • Patent number 4,952,279
    • Issue date Aug 28, 1990
    • Nissan Chemical Industries Ltd.
    • Hisao Ikeda
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Papermaking method
    • Patent number 4,840,705
    • Issue date Jun 20, 1989
    • Nissan Chemical Industries Ltd.
    • Hisao Ikeda
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents