Patents by Inventor Junkyung CHO

Junkyung 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).

  • Patent number: 10991903
    Abstract: A display panel includes an auxiliary electrode on a base substrate, a first electrode spaced from the auxiliary electrode, a first light emitting unit on the auxiliary electrode and the first electrode, an conductive thin film layer on the first light emitting unit, a second light emitting unit on the conductive thin film layer, a first contact hole through the conductive thin film layer to expose the auxiliary electrode, a insulating layer in the first contact hole, and a second electrode including a first electrode part and a second electrode part, the first electrode part being on the insulating layer in the first contact hole, and the second electrode part overlapping the first electrode and being on the second light emitting unit, in which the insulating layer is between the first electrode part and the conductive thin film layer.
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: April 27, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ilseok Park, Sangyeol Kim, Jungyeon Kim, Byeongmin Jang, Woosik Jeon, Junkyung Cho
  • Publication number: 20200220099
    Abstract: A display panel includes an auxiliary electrode on a base substrate, a first electrode spaced from the auxiliary electrode, a first light emitting unit on the auxiliary electrode and the first electrode, an conductive thin film layer on the first light emitting unit, a second light emitting unit on the conductive thin film layer, a first contact hole through the conductive thin film layer to expose the auxiliary electrode, a insulating layer in the first contact hole, and a second electrode including a first electrode part and a second electrode part, the first electrode part being on the insulating layer in the first contact hole, and the second electrode part overlapping the first electrode and being on the second light emitting unit, in which the insulating layer is between the first electrode part and the conductive thin film layer.
    Type: Application
    Filed: March 16, 2020
    Publication date: July 9, 2020
    Inventors: Ilseok Park, Sangyeol Kim, Jungyeon Kim, Byeongmin Jang, Woosik Jeon, Junkyung Cho
  • Patent number: 10600986
    Abstract: A display panel includes an auxiliary electrode on a base substrate, a first electrode spaced from the auxiliary electrode, a first light emitting unit on the auxiliary electrode and the first electrode, an conductive thin film layer on the first light emitting unit, a second light emitting unit on the conductive thin film layer, a first contact hole through the conductive thin film layer to expose the auxiliary electrode, a insulating layer in the first contact hole, and a second electrode including a first electrode part and a second electrode part, the first electrode part being on the insulating layer in the first contact hole, and the second electrode part overlapping the first electrode and being on the second light emitting unit, in which the insulating layer is between the first electrode part and the conductive thin film layer.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: March 24, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ilseok Park, Sangyeol Kim, Jungyeon Kim, Byeongmin Jang, Woosik Jeon, Junkyung Cho
  • Publication number: 20200075884
    Abstract: A display panel includes an auxiliary electrode on a base substrate, a first electrode spaced from the auxiliary electrode, a first light emitting unit on the auxiliary electrode and the first electrode, an conductive thin film layer on the first light emitting unit, a second light emitting unit on the conductive thin film layer, a first contact hole through the conductive thin film layer to expose the auxiliary electrode, a insulating layer in the first contact hole, and a second electrode including a first electrode part and a second electrode part, the first electrode part being on the insulating layer in the first contact hole, and the second electrode part overlapping the first electrode and being on the second light emitting unit, in which the insulating layer is between the first electrode part and the conductive thin film layer.
    Type: Application
    Filed: October 4, 2019
    Publication date: March 5, 2020
    Inventors: Ilseok PARK, Sangyeol KIM, Jungyeon KIM, Byeongmin JANG, Woosik JEON, Junkyung CHO
  • Patent number: 10439161
    Abstract: A display panel includes an auxiliary electrode on a base substrate, a first electrode spaced from the auxiliary electrode, a first light emitting unit on the auxiliary electrode and the first electrode, an conductive thin film layer on the first light emitting unit, a second light emitting unit on the conductive thin film layer, a first contact hole through the conductive thin film layer to expose the auxiliary electrode, a insulating layer in the first contact hole, and a second electrode including a first electrode part and a second electrode part, the first electrode part being on the insulating layer in the first contact hole, and the second electrode part overlapping the first electrode and being on the second light emitting unit, wherein the insulating layer is between the first electrode part and the conductive thin film layer.
    Type: Grant
    Filed: June 27, 2018
    Date of Patent: October 8, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ilseok Park, Sangyeol Kim, Jungyeon Kim, Byeongmin Jang, Woosik Jeon, Junkyung Cho
  • Publication number: 20180309085
    Abstract: A display panel includes an auxiliary electrode on a base substrate, a first electrode spaced from the auxiliary electrode, a first light emitting unit on the auxiliary electrode and the first electrode, an conductive thin film layer on the first light emitting unit, a second light emitting unit on the conductive thin film layer, a first contact hole through the conductive thin film layer to expose the auxiliary electrode, a insulating layer in the first contact hole, and a second electrode including a first electrode part and a second electrode part, the first electrode part being on the insulating layer in the first contact hole, and the second electrode part overlapping the first electrode and being on the second light emitting unit, wherein the insulating layer is between the first electrode part and the conductive thin film layer.
    Type: Application
    Filed: June 27, 2018
    Publication date: October 25, 2018
    Inventors: Ilseok PARK, Sangyeol KIM, Jungyeon KIM, Byeongmin JANG, Woosik JEON, Junkyung CHO
  • Patent number: 10020461
    Abstract: A display panel includes an auxiliary electrode on a base substrate, a first electrode spaced from the auxiliary electrode, a first light emitting unit on the auxiliary electrode and the first electrode, an conductive thin film layer on the first light emitting unit, a second light emitting unit on the conductive thin film layer, a first contact hole through the conductive thin film layer to expose the auxiliary electrode, a insulating layer in the first contact hole, and a second electrode including a first electrode part and a second electrode part, the first electrode part being on the insulating layer in the first contact hole, and the second electrode part overlapping the first electrode and being on the second light emitting unit, wherein the insulating layer is between the first electrode part and the conductive thin film layer.
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: July 10, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ilseok Park, Sangyeol Kim, Jungyeon Kim, Byeongmin Jang, Woosik Jeon, Junkyung Cho
  • Publication number: 20180019434
    Abstract: A display panel includes an auxiliary electrode on a base substrate, a first electrode spaced from the auxiliary electrode, a first light emitting unit on the auxiliary electrode and the first electrode, an conductive thin film layer on the first light emitting unit, a second light emitting unit on the conductive thin film layer, a first contact hole through the conductive thin film layer to expose the auxiliary electrode, a insulating layer in the first contact hole, and a second electrode including a first electrode part and a second electrode part, the first electrode part being on the insulating layer in the first contact hole, and the second electrode part overlapping the first electrode and being on the second light emitting unit, wherein the insulating layer is between the first electrode part and the conductive thin film layer.
    Type: Application
    Filed: July 11, 2017
    Publication date: January 18, 2018
    Inventors: Ilseok PARK, Sangyeol KIM, Jungyeon KIM, Byeongmin JANG, Woosik JEON, Junkyung CHO