Patents by Inventor Hack Yong WOO

Hack Yong WOO 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).

  • TRANSPARENT POLYIMIDE SUBSTRATE AND METHOD FOR FABRICATING THE SAME
    Publication number: 20150322223
    Abstract: The present invention provides a transparent polyimide substrate comprising a transparent polyimide film and a cured layer of a polyisocyanate formed on at least one surface of the transparent polyimide film, the polyisocyanate containing an acrylate group and having 2 to 5 isocyanate groups per molecule. The transparent polyimide substrate has excellent scratch resistance, solvent resistance, optical properties and flexibility and low water permeability and is useful as a cover substrate for a flexible electronic device.
    Type: Application
    Filed: December 10, 2013
    Publication date: November 12, 2015
    Applicant: KOLON INDUSTRIES, INC.
    Inventors: Hack Yong WOO, Hak Gee JUNG, Hyo Jun PARK