Patents by Inventor Guo Long Wu

Guo Long Wu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Optical film
    Patent number: 7891856
    Abstract: The subject invention provides an optical film comprising a transparent substrate and a structured surface layer, wherein the structured layer is positioned on the upper surface of the substrate and comprises a plurality of non-parallel, adjacent columnar structures. The optical film according to the subject invention can effectively enhance the brightness of a liquid crystal display and reduce the optical interference.
    Type: Grant
    Filed: August 24, 2007
    Date of Patent: February 22, 2011
    Assignee: Eternal Chemical Co., Ltd.
    Inventors: Shih-Yi Chuang, Guo-Long Wu
  • Brightness enhancement film
    Patent number: 7842380
    Abstract: A brightness enhancement film comprising a substrate which comprises, on one side, a scratch-resistant layer comprising inorganic microparticles is provided. The brightness enhancement film is useful as a scratch-resistant brightness enhancement film in liquid crystal displays.
    Type: Grant
    Filed: April 26, 2006
    Date of Patent: November 30, 2010
    Assignee: Eternal Chemical Co., Ltd.
    Inventors: Shih-Yi Chuang, Chao-Yi Tsai, Guo-Long Wu
  • Brightness enhancement film
    Patent number: 7740945
    Abstract: A brightness enhancement film is provided, which comprises a substrate with a light diffusion layer having a convex-concave structure on one side of the substrate. The brightness enhancement film of the present invention can be used in liquid crystal displays (LCDs) as a light diffusion brightness enhancement film.
    Type: Grant
    Filed: October 6, 2006
    Date of Patent: June 22, 2010
    Assignee: Eternal Chemical Co., Ltd.
    Inventors: Shih Yi Chuang, Chao Yi Tsai, Guo Long Wu
  • Optical film
    Publication number: 20080055937
    Abstract: The subject invention provides an optical film comprising a transparent substrate and a structured surface layer, wherein the structured layer is positioned on the upper surface of the substrate and comprises a plurality of non-parallel, adjacent columnar structures. The optical film according to the subject invention can effectively enhance the brightness of a liquid crystal display and reduce the optical interference.
    Type: Application
    Filed: August 24, 2007
    Publication date: March 6, 2008
    Inventors: Shih-Yi Chuang, Guo-Long Wu
  • Brightness enhancement film
    Publication number: 20070254146
    Abstract: A brightness enhancement film comprising a substrate which comprises, on one side, a scratch-resistant layer comprising inorganic microparticles is provided. The brightness enhancement film is useful as a scratch-resistant brightness enhancement film in liquid crystal displays.
    Type: Application
    Filed: April 26, 2006
    Publication date: November 1, 2007
    Applicant: Eternal Chemical Co., Ltd.
    Inventors: Shih-Yi Chuang, Chao-Yi Tsai, Guo-Long Wu
  • Brightness enhancement film
    Publication number: 20070082218
    Abstract: A brightness enhancement film is provided, which comprises a substrate with a light diffusion layer having a convex-concave structure on one side of the substrate. The brightness enhancement film of the present invention can be used in liquid crystal displays (LCDs) as a light diffusion brightness enhancement film.
    Type: Application
    Filed: October 6, 2006
    Publication date: April 12, 2007
    Inventors: Shih-Yi Chuang, Chao Tsai, Guo Long Wu