Patents by Inventor Seonhui HWANG

Seonhui HWANG 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 display device and repair method thereof
    Patent number: 9478591
    Abstract: An organic light emitting display device can include a substrate, two or more first electrodes positioned on the substrate and spaced apart from one another, an auxiliary electrode positioned between the first electrodes, a barrier rib positioned on the auxiliary electrode and having a reversely tapered structure including at least two layers, a bank layer exposing portions of the first electrodes to define a light emission region, an organic layer positioned in the light emission region and patterned by the barrier rib, and a second electrode positioned on the organic layer and the barrier rib and disposed to be in contact with the auxiliary electrode.
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: October 25, 2016
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Kyoungjin Nam, Soyoung Noh, Gisang Hong, Seonhui Hwang, Jeongoh Kim
  • ORGANIC LIGHT EMITTING DISPLAY DEVICE AND REPAIR METHOD THEREOF
    Publication number: 20150179719
    Abstract: An organic light emitting display device can include a substrate, two or more first electrodes positioned on the substrate and spaced apart from one another, an auxiliary electrode positioned between the first electrodes, a barrier rib positioned on the auxiliary electrode and having a reversely tapered structure including at least two layers, a bank layer exposing portions of the first electrodes to define a light emission region, an organic layer positioned in the light emission region and patterned by the barrier rib, and a second electrode positioned on the organic layer and the barrier rib and disposed to be in contact with the auxiliary electrode.
    Type: Application
    Filed: December 18, 2014
    Publication date: June 25, 2015
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Kyoungjin NAM, Soyoung NOH, Gisang HONG, Seonhui HWANG, Jeongoh KIM