TREA

Kenichi Tezuka

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Camptothecin derivatives
    • Patent number 5,061,800
    • Issue date Oct 29, 1991
    • Kabushiki Kaisha Yakult Honsha
    • Takashi Yaegashi
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Camptothecin derivatives
    • Patent number 4,914,205
    • Issue date Apr 3, 1990
    • Kabushiki Kaisha Yakult Honsha
    • Seigo Sawada
    • C07 - ORGANIC CHEMISTRY