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Kaori Seki

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Patents Grantslast 30 patents

  • Information Patent Grant

    Polarizing plate
    • Patent number 7,662,446
    • Issue date Feb 16, 2010
    • Sony Corporation
    • Kaori Seki
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    Polarizing Plate
    • Publication number 20090269514
    • Publication date Oct 29, 2009
    • SONY CHEMICAL & INFORMATION DEVICE CORPORATION
    • Kaori Seki
    • G02 - OPTICS
  • Information Patent Application

    Polarizing plate
    • Publication number 20050057706
    • Publication date Mar 17, 2005
    • Kaori Seki
    • G02 - OPTICS