Patents by Inventor Chi-Yu Chao

Chi-Yu Chao 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).

  • Polarizer manufacturing method
    Publication number: 20040251568
    Abstract: The present invention provides a polarizer manufacturing method. Dichroic molecule material is printed over the polarizer substrate by microcontact printing. A shear force generated from the microcontact printing process can arrange the Dichroic molecule in a particular direction.
    Type: Application
    Filed: October 8, 2003
    Publication date: December 16, 2004
    Applicant: Chunghwa Pictures Tubes, Ltd.
    Inventors: Chi-Yu Chao, Wen-Jiunn Hsieh