Patents by Inventor Byung-Su Ahn

Byung-Su Ahn 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).

  • Flexible substrate and flexible organic light emitting diode device
    Patent number: 11211585
    Abstract: A flexible substrate includes a first flexible thin film including a first region and a second region surrounding the first region; a second flexible thin film on the first thin film and in the first and second regions; and an intermediate blocking layer between the first and second thin films and in the first region.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: December 28, 2021
    Assignee: LG Display Co., Ltd.
    Inventors: Nack-Bong Choi, Byung-Su Ahn, Yoon-Dong Cho
  • FLEXIBLE SUBSTRATE AND FLEXIBLE ORGANIC LIGHT EMITTING DIODE DEVICE
    Publication number: 20200194719
    Abstract: A flexible substrate includes a first flexible thin film including a first region and a second region surrounding the first region; a second flexible thin film on the first thin film and in the first and second regions; and an intermediate blocking layer between the first and second thin films and in the first region.
    Type: Application
    Filed: December 3, 2019
    Publication date: June 18, 2020
    Applicant: LG Display Co., Ltd.
    Inventors: Nack-Bong Choi, Byung-Su Ahn, Yoon-Dong Cho