Patents by Inventor Eung Cho

Eung 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).

  • Publication number: 20240130222
    Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode on the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a first host and a second host which are different from each other, a first dopant including an organic metal complex containing Ir, Ru, Rh, Pt, Pd, Cu, or Os as a central metal atom, and a second dopant represented by Formula D-2 below, and thereby the organic electroluminescence device may exhibit high luminous efficiency and long service life characteristics.
    Type: Application
    Filed: December 4, 2023
    Publication date: April 18, 2024
    Inventors: Hyejin JUNG, Minje KIM, EUNG DO KIM, Hyunyoung KIM, Hyojeong KIM, HYOSUP SHIN, SEOKGYU YOON, Youngki LEE, JUNGSUB LEE, Jiyoung LEE, Kunwook CHO, HYEON GU CHO, Minsoo CHOI, Youngeun CHOI, HYEIN JEONG
  • Patent number: 8477253
    Abstract: A liquid crystal display according to an embodiment of the present invention includes: a first substrate; a plurality of color filters formed on the first substrate and arranged in a matrix with an island shape; a plurality of pixel electrodes formed on the color filters; and a capacitor disposed between neighboring color filters in a column direction among the color filters, wherein two terminals forming the capacitor are disposed at a portion outside a position overlapping the color filters.
    Type: Grant
    Filed: May 4, 2009
    Date of Patent: July 2, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yoon-Jang Kim, Dong-Gyu Kim, Eung Cho, Yeong-Keun Kwon, Kee-Bum Park