Patents by Inventor Hyunji YOO

Hyunji YOO 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).

  • ORGANIC OPTOELECTRONIC ELEMENT COMPOUND, ORGANIC OPTOELECTRONIC ELEMENT COMPOSITION, ORGANIC OPTOELECTRONIC ELEMENT, AND DISPLAY DEVICE
    Publication number: 20230167137
    Abstract: Disclosed are a compound for an organic optoelectronic device represented by Chemical Formula 1, a composition for an organic optoelectronic device including the same, an organic optoelectronic device, and a display device. Details of Chemical Formula 1 are as defined in the specification.
    Type: Application
    Filed: March 16, 2021
    Publication date: June 1, 2023
    Inventors: Byungku KIM, Jin Sook KIM, Seungin PARK, Byoungkwan LEE, Sangshin LEE, Yoonman LEE, Kipo JANG, Hyunji YOO, Sung-Hyun JUNG
  • Compound for organic optoelectronic device and organic optoelectronic device and display device
    Patent number: 11655205
    Abstract: A compound for an organic optoelectronic device, an organic optoelectronic device, and a display device including the same, the compound being represented by Chemical Formula 1:
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: May 23, 2023
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Dong Wan Ryu, Jinhyun Lui, Hyunji Yoo, Youngkyoung Jo, Seungchul Lyu, Min Seok Seo, Ho Kuk Jung, Sung-Hyun Jung
  • COMPOSITION FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC OPTOELECTRONIC DEVICE AND DISPLAY DEVICE
    Publication number: 20220081449
    Abstract: A composition for an organic optoelectronic device, an organic optoelectronic device including the same, and a display device, the composition including a first compound represented by a combination of Chemical Formula 1 and Chemical Formula 2, and a second compound represented by a combination of Chemical Formula 3 and Chemical Formula 4:
    Type: Application
    Filed: September 3, 2021
    Publication date: March 17, 2022
    Inventors: Jongwoo WON, Seonyeong GWAK, Mijin LEE, Jaehoon KIM, Hyung Sun KIM, Jinhyun LUI, Hayun SONG, Chang Ju SHIN, Hyunji YOO, Seungjae LEE, Sung-Hyun JUNG
  • COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC OPTOELECTRONIC DEVICE, AND DISPLAY DEVICE
    Publication number: 20220069234
    Abstract: Disclosed are a compound for an organic optoelectronic device represented by Chemical Formula 1, and an organic optoelectronic device and a display device including the same. Details of Chemical Formula 1 are as defined in the specification.
    Type: Application
    Filed: November 22, 2019
    Publication date: March 3, 2022
    Inventors: Chang Ju SHIN, Hyung Sun KIM, Dong Wan RYU, Jongwoo WON, Hanill LEE, Jinseok JANG, Ho Kuk JUNG, Dongkyu RYU, Hyunji YOO, Mijin LEE, Sung-Hyun JUNG
  • COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE AND ORGANIC OPTOELECTRONIC DEVICE AND DISPLAY DEVICE
    Publication number: 20210070689
    Abstract: A compound for an organic optoelectronic device, an organic optoelectronic device, and a display device including the same, the compound being represented by Chemical Formula 1:
    Type: Application
    Filed: September 1, 2020
    Publication date: March 11, 2021
    Inventors: Dong Wan RYU, Jinhyun LUI, Hyunji YOO, Youngkyoung JO, Seungchul LYU, Min Seok SEO, Ho Kuk JUNG, Sung-Hyun JUNG