Patents by Inventor Ta-Kang Chen

Ta-Kang Chen 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).

  • Non-rubbing liquid crystal alignment method
    Publication number: 20040150141
    Abstract: A method for forming a non-rubbing alignment film is provided. A polymer film is formed on a substrate. A plurality of microgroove structure is then formed on the surface of the polymer film by the molecular imprint method to prevent electrostatic damage and micro particle contamination produced by the conventional rubbing method.
    Type: Application
    Filed: January 16, 2004
    Publication date: August 5, 2004
    Inventors: Chih-Yu Chao, Wen-Jiunn Hsieh, Ta-Kang Chen, Wen-Tse Tseng