Akira Fukuchi

Person

  • Kanagawa, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Sulfated tannins and their salts

    • Patent number 5,159,069
    • Issue date Oct 27, 1992
    • Yamanouchi Pharmaceutical Co., Ltd.
    • Fukushi Hirayama
    • C07 - ORGANIC CHEMISTRY