Patents by Inventor Kyull Han

Kyull Han 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 method of fabricating the same
    Patent number: 8698134
    Abstract: Disclosed is an organic light emitting display device including: a first substrate including a plurality of pixel regions; a thin film transistor (TFT) formed in each of the plurality of pixel regions of a display unit of the substrate; a first electrode formed in the pixel region of the display unit; an organic light emitting unit formed in the pixel region of the display unit to emit light; a second electrode formed on the organic light emitting unit of the display unit; a passivation layer formed on the second electrode; and a second substrate formed on the passivation layer, wherein the second electrode is made of an alloy of silver (Ag) and an alkaline earth metal or an alloy of silver (Ag) and a rare earth metal, a composition ratio of the silver (Ag) and the alkaline earth metal or the rare earth metal is (more than 1):1, and a thickness of the second electrode ranges from 200 ? to 350-400 ?.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: April 15, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Byungsoo Kim, Kyull Han, SangDae Kim