Patents by Inventor Changae AHN

Changae AHN 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).

  • POLY(AMIDE-IMIDE) COPOLYMER FILM, AND DISPLAY DEVICE INCLUDING SAME
    Publication number: 20170183462
    Abstract: A poly(amide-imide) copolymer film having a compressive modulus of greater than or equal to about 1.8 gigaPascals and a yellowness index of less than or equal to about 3, when measured according to an ASTM E313 standard.
    Type: Application
    Filed: October 13, 2016
    Publication date: June 29, 2017
    Inventors: Sun Jin SONG, Changae AHN, A Ra JO, Seung Bum Joseph CHUN