Patents by Inventor Dong Ju Yu

Dong Ju Yu 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).

  • COMPOSITION FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC OPTOELECTRONIC DEVICE, AND DISPLAY DEVICE
    Publication number: 20240099129
    Abstract: The present invention relates to a composition for an organic optoelectronic device, the composition comprising: a first host compound represented by Chemical Formula 1 below; and a second host compound represented by Chemical Formula 2 below, to an organic optoelectronic device using the composition and a display device. The details of Chemical Formulas 1 and 2 above are as defined in the specification.
    Type: Application
    Filed: November 7, 2023
    Publication date: March 21, 2024
    Inventors: Dong Wan RYU, Chang Ju SHIN, Seungjae LEE, Hyung Sun KIM, Yuna JANG, Eun Sun YU, Sung-Hyun JUNG
  • COMPOSITION FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC OPTOELECTRONIC DEVICE, AND DISPLAY DEVICE
    Publication number: 20240090325
    Abstract: The present invention relates to a composition for an organic optoelectronic device, the composition comprising: a first host compound represented by Chemical Formula 1 below; and a second host compound represented by Chemical Formula 2 below, to an organic optoelectronic device using the composition and a display device. The details of Chemical Formulas 1 and 2 above are as defined in the specification.
    Type: Application
    Filed: November 7, 2023
    Publication date: March 14, 2024
    Inventors: Dong Wan RYU, Chang Ju SHIN, Seungjae LEE, Hyung Sun KIM, Yuna JANG, Eun Sun YU, Sung-Hyun JUNG
  • Vehicle Roof Assembly and Method for Manufacturing the Same
    Publication number: 20240075988
    Abstract: An embodiment roof assembly for a vehicle includes a roof panel including a core, an upper skin attached to a top surface of the core, and a lower skin attached to a bottom surface of the core, a face sheet disposed above the roof panel, and a foam layer interposed between the roof panel and the face sheet.
    Type: Application
    Filed: March 21, 2023
    Publication date: March 7, 2024
    Inventors: Kyung Min Yu, Dong Won Kim, Chang Hun Lee, Min Jun Kim, Young Ju Kim, Hyun Chul Lee
  • Disaster site integrated commanding and operating system and method of providing the same
    Patent number: 11523463
    Abstract: A method for a disaster site integrated commanding and operating system includes: receiving, by the disaster site integrating commanding and operating system, organization information for responding to a disaster site; specifying a first operation group corresponding to the organization information, wherein the first operation group includes a first commanding network group corresponding to a first commanding network including a first communication terminal of at least one first commanding officer, and a first operation network group corresponding to a first operation network including second communication terminals of operation resources included in the organization information; and transmitting a control signal to perform grouping of communication terminals connected to a disaster safety communication network for each group network of the specified first commanding network and first operation network, wherein the first communication terminal and the second communication terminal are each set to follow a gro
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: December 6, 2022
    Assignee: WINITECH CO., LTD.
    Inventors: Seung Bok Hong, Dong Ju Yu, Young Gi Lee, Kyo Koan Chu
  • DISASTER SITE INTEGRATED COMMANDING AND OPERATING SYSTEM AND METHOD OF PROVIDING THE SAME
    Publication number: 20210282219
    Abstract: A method for a disaster site integrated commanding and operating system includes: receiving, by the disaster site integrating commanding and operating system, organization information for responding to a disaster site; specifying a first operation group corresponding to the organization information, wherein the first operation group includes a first commanding network group corresponding to a first commanding network including a first communication terminal of at least one first commanding officer, and a first operation network group corresponding to a first operation network including second communication terminals of operation resources included in the organization information; and transmitting a control signal to perform grouping of communication terminals connected to a disaster safety communication network for each group network of the specified first commanding network and first operation network, wherein the first communication terminal and the second communication terminal are each set to follow a gro
    Type: Application
    Filed: March 3, 2021
    Publication date: September 9, 2021
    Inventors: Seung Bok HONG, Dong Ju Yu, Young Gi Lee, Kyo Koan Chu