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Toru Tsukagoshi

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Patents Grantslast 30 patents

  • Information Patent Grant

    Benzopyran compound
    • Patent number 7,781,483
    • Issue date Aug 24, 2010
    • Nissan Chemical Industries, Ltd.
    • Toru Tsukagoshi
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Substituted benzopyran derivatives against arrhythmia
    • Patent number 7,041,700
    • Issue date May 9, 2006
    • Nissan Chemical Industries, Ltd.
    • Yoshio Ohara
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    4-aminobenzopyran derivatives
    • Patent number 6,809,114
    • Issue date Oct 26, 2004
    • Nissan Chemical Industries, Ltd.
    • Yoshio Ohara
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    4-oxybenzopyran derivative
    • Patent number 6,677,371
    • Issue date Jan 13, 2004
    • Nissan Chemical Industries, Ltd.
    • Keizo Tanikawa
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Benzopyran derivative
    • Patent number 6,589,983
    • Issue date Jul 8, 2003
    • Nissan Chemical Industries, Ltd.
    • Keizo Tanikawa
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    4-oxybenzopyran derivative
    • Patent number 6,555,574
    • Issue date Apr 29, 2003
    • Nissan Chemical Industries, Ltd.
    • Keizo Tanikawa
    • C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents