Patents by Inventor Yong-woon YANG

Yong-woon YANG 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).

  • Publication number: 20250072282
    Abstract: The present invention relates to an anthracene derivative compound having a characteristic structure in which an aliphatic aromatic mixed ring group is substituted, and to an organic light-emitting device comprising same. The present invention relates to a high-efficiency and long-lifespan organic light-emitting device having remarkably improved luminous efficiency and lifespan characteristics by adopting the anthracene derivative compound according to the present invention as a host of a light-emitting layer, and adopting a polycyclic compound having a characteristic structure as a dopant of the light-emitting layer.
    Type: Application
    Filed: December 29, 2022
    Publication date: February 27, 2025
    Applicant: SFC CO., LTD.
    Inventors: Jin-hwi CHO, Se-jin YU, So-young SHIM, Yong-woon YANG
  • Publication number: 20250048925
    Abstract: The present invention relates to a novel organic light emitting device comprising two light emitting layers, and more specifically, to a novel organic light emitting device in which at least two light emitting layers are included, wherein by using a compound having a specific structure as a host material in at least one light emitting layer, the organic light emitting device is capable of realizing device characteristics such as high luminous efficiency, long lifespan, and low voltage driving.
    Type: Application
    Filed: December 9, 2022
    Publication date: February 6, 2025
    Inventors: Jin-Hwi CHO, Se-Jin YU, So-Young SHIM, Yong-Woon YANG
  • Publication number: 20240260468
    Abstract: An organic electroluminescent device including a first electrode, a second electrode, and an organic layer formed between the first electrode and the second electrode. The organic layer includes a light emitting layer formed using a solution containing an organic electroluminescent material and a solvent. The organic electroluminescent material includes a host and a dopant, and the host is one or more compounds represented by [Formula A] below.
    Type: Application
    Filed: December 19, 2023
    Publication date: August 1, 2024
    Inventors: Soon Wook Cha, Ji Won Lee, Tae Jung Yu, Yong Woon Yang
  • Publication number: 20240237384
    Abstract: An organic electroluminescent device including a first electrode, a second electrode, and an organic layer formed between the first electrode and the second electrode. The organic layer includes a light emitting layer formed using a solution containing an organic electroluminescent material and a solvent. The organic electroluminescent material includes a host and a dopant, and the host is one or more compounds represented by [Formula A] below.
    Type: Application
    Filed: December 19, 2023
    Publication date: July 11, 2024
    Inventors: Soon Wook Cha, Ji Won Lee, Tae Jung Yu, Yong Woon Yang
  • Publication number: 20240237383
    Abstract: An organic electroluminescent device including a first electrode, a second electrode, and an organic layer formed between the first electrode and the second electrode. The organic layer includes a light emitting layer formed using a solution containing an organic electroluminescent material and a solvent. The organic electroluminescent material includes a host and a dopant, and the host is one or more compounds represented by [Formula A] below.
    Type: Application
    Filed: December 19, 2023
    Publication date: July 11, 2024
    Inventors: Soon Wook Cha, Ji Won Lee, Tae Jung Yu, Yong Woon Yang
  • Publication number: 20230140927
    Abstract: An organoelectroluminescent device according to the present invention employs compounds of characteristic structures as a hole transport material and a dopant material in a hole injection layer or a hole transport layer, and in an emissive layer, respectively, and thus can be driven at a low voltage and realize highly efficient emission characteristics with excellent external quantum efficiency. Thus, the organoelectroluminescent device may be industrially advantageously used in a flexible display device, a flexible display device, a single-color or white-color flat lighting device, a single-color or shite-color flexible lighting device, and the like.
    Type: Application
    Filed: March 18, 2021
    Publication date: May 11, 2023
    Applicant: SFC CO., LTD
    Inventors: So-young SHIM, Se-jin YU, Jin-hwi CHO, Yong-woon YANG
  • Publication number: 20230118826
    Abstract: Disclosed is an organic light-emitting device with high efficiency and long lifespan that uses an anthracene derivative having a characteristic structure as a host compound in a light-emitting layer of the organic light-emitting device and uses a compound having a characteristic structure as a compound for a hole transport layer.
    Type: Application
    Filed: August 4, 2022
    Publication date: April 20, 2023
    Applicant: SFC CO., LTD
    Inventors: Jin-hwi CHO, Se-jin YU, So-young SHIM, Yong-woon YANG
  • Publication number: 20230112324
    Abstract: Disclosed is an organic light-emitting device with high efficiency and long lifespan that uses an anthracene derivative having a characteristic structure as a host compound in a light-emitting layer of the organic light-emitting device and uses a compound having a characteristic structure as a compound for an electron transport layer.
    Type: Application
    Filed: August 4, 2022
    Publication date: April 13, 2023
    Applicant: SFC CO., LTD
    Inventors: Jin-hwi CHO, Se-jin YU, So-young SHIM, Yong-woon YANG
  • Publication number: 20230111485
    Abstract: Disclosed is a highly efficient organic light-emitting device that uses an anthracene derivative having a characteristic structure as a host compound in a light-emitting layer of the organic light-emitting device and includes a capping layer formed using a compound having a characteristic structure in the organic light-emitting device.
    Type: Application
    Filed: August 4, 2022
    Publication date: April 13, 2023
    Applicant: SFC CO., LTD
    Inventors: Jin-hwi CHO, Se-jin YU, So-young SHIM, Yong-woon YANG