Patents by Inventor Yoonheung Cho

Yoonheung Cho 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).

  • ORGANIC LIGHT-EMITTING DIODE DISPLAY DEVICE INCLUDING A THIN FILM ENCAPSULATION LAYER
    Publication number: 20180083227
    Abstract: A display device includes: a substrate; an organic light-emitting diode positioned above the substrate; and a thin film encapsulation layer disposed on the organic light-emitting diode. The thin film encapsulation layer includes: at least one inorganic layer; and at least one organic layer disposed on the at least one inorganic layer. The at least one organic layer has a refractive index of about 1.66 or greater.
    Type: Application
    Filed: September 14, 2017
    Publication date: March 22, 2018
    Inventors: Yongchan Ju, Yisu Kim, Eungseok Park, Wonmin Yun, Byoungduk Lee, Yoonheung Cho