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Naoki Katano

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Patents Grantslast 30 patents

  • Information Patent Grant

    Sulfonium salt compound
    • Patent number 6,924,323
    • Issue date Aug 2, 2005
    • Wako Pure Chemical Industries, Ltd.
    • Masami Ishihara
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Agent for reducing substrate dependence
    • Patent number 6,586,152
    • Issue date Jul 1, 2003
    • Wako Pure Chemical Industries, Ltd.
    • Fumiyoshi Urano
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

  • Information Patent Application

    Sulfonium salt compound
    • Publication number 20040033434
    • Publication date Feb 19, 2004
    • Masami Ishihara
    • C07 - ORGANIC CHEMISTRY