Patents by Inventor ChiMin CHOI

ChiMin CHOI 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: 9054059
    Abstract: The present invention relates to a flexible organic electroluminescent device, and the invention disclosed herein includes a switching thin film transistor and a drive thin film transistor formed at the each pixel region on a substrate; a first electrode connected to a drain electrode of the drive thin film transistor, and formed at the each pixel region; a bank formed on the display area and non-display area of the substrate; a spacer formed on a bank in the non-display area, and disposed in the vertical direction in parallel to a lateral surface of the display area; an organic light emitting layer separately formed for each pixel region; a second electrode formed on an entire surface of the organic light emitting layer; an organic layer formed on an entire surface of the substrate; a barrier film located to face the substrate.
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: June 9, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: MiSo Kim, DoHyung Kim, SeHwan Na, ChiMin Choi
  • Publication number: 20140117336
    Abstract: The present invention relates to a flexible organic electroluminescent device, and the invention disclosed herein includes a switching thin film transistor and a drive thin film transistor formed at the each pixel region on a substrate; a first electrode connected to a drain electrode of the drive thin film transistor, and formed at the each pixel region; a bank formed on the display area and non-display area of the substrate; a spacer formed on a bank in the non-display area, and disposed in the vertical direction in parallel to a lateral surface of the display area; an organic light emitting layer separately formed for each pixel region; a second electrode formed on an entire surface of the organic light emitting layer; an organic layer formed on an entire surface of the substrate; a barrier film located to face the substrate.
    Type: Application
    Filed: October 24, 2013
    Publication date: May 1, 2014
    Applicant: LG Display Co., Ltd.
    Inventors: MiSo KIM, DoHyung KIM, SeHwan NA, ChiMin CHOI