Patents by Inventor Do Young Kum

Do Young Kum 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).

  • Patent number: 8981359
    Abstract: An organic light emitting diode display device and method of fabricating the device according to an embodiment includes a substrate; an oxide semiconductor layer over the substrate; a planarization layer over the oxide semiconductor layer; an emitting diode over the planarization layer; a passivation layer over the emitting diode; and a hydrogen blocking layer between the planarization layer and the passivation layer to block hydrogen diffusion from the passivation layer to the oxide semiconductor layer.
    Type: Grant
    Filed: July 30, 2013
    Date of Patent: March 17, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Do-Young Kum, Jun-Ho Lee, Young-Hoon Shin
  • Publication number: 20140175394
    Abstract: An organic light emitting diode display device and method of fabricating the device according to an embodiment includes a substrate; an oxide semiconductor layer over the substrate; a planarization layer over the oxide semiconductor layer; an emitting diode over the planarization layer; a passivation layer over the emitting diode; and a hydrogen blocking layer between the planarization layer and the passivation layer to block hydrogen diffusion from the passivation layer to the oxide semiconductor layer.
    Type: Application
    Filed: July 30, 2013
    Publication date: June 26, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Do-Young KUM, Jun-Ho LEE, Young-Hoon Shin
  • Patent number: 7486018
    Abstract: There are disclosed an organic electro luminescence display device that is adaptive for preventing its light emitting efficiency and picture quality from being deteriorated, and a fabricating method thereof. An organic electro luminescence display device according to an embodiment of the present invention includes an organic electro luminescence array having first and second electrodes formed on a substrate with an organic light emitting layer therebetween, and a barrier rib in parallel to any one of the first and second electrodes; a protective barrier rib formed to be connected to each of the barrier ribs and to enclose the organic electro luminescence array; and at least one dummy barrier rib located at a corner area of the protective barrier rib and connected to the barrier rib and the protective barrier rib.
    Type: Grant
    Filed: September 8, 2005
    Date of Patent: February 3, 2009
    Assignee: LG Electronics Inc.
    Inventors: Kwang Heum Baik, Do Young Kum, Ki Hong Kim, Jung Hwan Lee
  • Patent number: 7479735
    Abstract: An electro-luminescence display device for reinforcing its strength is disclosed. In the device, an organic compound layer is provided on a substrate. A packaging plate covers the organic compound layer. Strength reinforcing members are provided at the packaging plate to reinforce strength of the packaging plate.
    Type: Grant
    Filed: January 31, 2005
    Date of Patent: January 20, 2009
    Assignee: LG Display Co., Ltd.
    Inventors: Do Young Kum, Sung Ho Mo, Jeung Hwan Lee