TREA

Yoshihisa Koyama

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Regulation of biodegradability of composite biomaterials
    • Patent number 7,229,971
    • Issue date Jun 12, 2007
    • Japan Science and Technology Agency
    • Junzo Tanaka
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Biological materials
    • Patent number 6,441,073
    • Issue date Aug 27, 2002
    • Taki Chemical Co., Ltd.
    • Junzo Tanaka
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Absorbable barrier membrane
    • Patent number 6,169,046
    • Issue date Jan 2, 2001
    • Director-General of National Institute for Research in Organic Materials
    • Toshiki Shikata
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents