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Takayuki Hara

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Quaternary ammonium salt compounds
    • Patent number 9,072,734
    • Issue date Jul 7, 2015
    • Teijin Pharma Limited
    • Etsuko Mitsuyama
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Biphenylamidine derivatives
    • Patent number 6,706,745
    • Issue date Mar 16, 2004
    • Teijin Limited
    • Takayuki Hara
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Cyanobiphenyl derivatives
    • Patent number 6,538,137
    • Issue date Mar 25, 2003
    • Teijin Limited
    • Tomohisa Nakada
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Biphenylamidine derivatives
    • Patent number 6,348,478
    • Issue date Feb 19, 2002
    • Teijin Limited
    • Takayuki Hara
    • C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents