Patents by Inventor Gwangyong KIM

Gwangyong KIM 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).

  • Compound and organic light emitting device including the same
    Patent number: 11844270
    Abstract: Disclosed is a novel compound and an organic light-emitting device. The novel compound is represented by the following Chemical Formula 1, and when the novel compound is used as a material for a hole transport layer of an organic light emitting device, the novel compound allows the device to have lowered drive voltage, and improved efficiency and lifespan characteristics.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: December 12, 2023
    Assignee: LG Display Co., Ltd.
    Inventors: Heejun Park, Jeongdae Seo, Seonkeun Yoo, Soyoung Jang, Sunghoon Kim, Sang-Hoon Hong, Seong-Min Park, Tae Wan Lee, Sunjae Kim, Dong Hun Lee, Jeonghoe Heo, Gwangyong Kim
  • NOVEL COMPOUND AND ORGANIC LIGHT EMITTING DEVICE
    Publication number: 20200335698
    Abstract: Disclosed is a novel compound and an organic light-emitting device. The novel compound is represented by the following Chemical Formula 1, and when the novel compound is used as a material for a hole transport layer of an organic light emitting device, the novel compound allows the device to have lowered drive voltage, and improved efficiency and lifespan characteristics.
    Type: Application
    Filed: April 16, 2020
    Publication date: October 22, 2020
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Heejun PARK, Jeongdae SEO, Seonkeun YOO, Soyoung JANG, Sunghoon KIM, Sang-Hoon HONG, Seong-Min PARK, Tae Wan LEE, Sunjae KIM, Dong Hun LEE, Jeonghoe HEO, Gwangyong KIM