TREA

Kiyonori Umekawa

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  • Chiba, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Chondroprotective agents
    • Patent number 6,583,118
    • Issue date Jun 24, 2003
    • Kureha Chemical Industry Co., Ltd.
    • Koju Watanabe
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Chondroprotective agents
    • Patent number 5,650,433
    • Issue date Jul 22, 1997
    • Kureha Chemical Industry Co., Ltd.
    • Koju Watanabe
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Chondroprotective agents
    • Patent number 5,621,009
    • Issue date Apr 15, 1997
    • Kureha Chemical Industry Co., Ltd.
    • Koju Watanabe
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Esculetin derivatives and pharmaceutical composition
    • Patent number 5,455,268
    • Issue date Oct 3, 1995
    • Kureha Chemical Industry Co., Ltd.
    • Koju Watanabe
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE