Patents by Inventor Eunyoung Ko

Eunyoung Ko 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).

  • ORGANOMETALLIC COMPOUND, LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING DEVICE
    Publication number: 20240114768
    Abstract: Embodiments provide an organometallic compound, a light-emitting device including the organometallic compound, and an electronic apparatus including the light-emitting device.
    Type: Application
    Filed: May 5, 2023
    Publication date: April 4, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Eunyoung Lee, Iljoon Kang, Soobyung Ko, Sujin Shin, Mina Jeon, Jinhee Ju
  • Organic light-emitting device and organometallic compound
    Patent number: 11950495
    Abstract: Provided are an organometallic compound represented by Formula 1 and an organic light-emitting device including a first compound represented by Formula 1.
    Type: Grant
    Filed: June 1, 2020
    Date of Patent: April 2, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soobyung Ko, Mina Jeon, Sungbum Kim, Sujin Shin, Eunsoo Ahn, Eunyoung Lee, Jaesung Lee, Jihyung Lee, Hyunjung Lee, Junghoon Han
  • Organometallic compound and organic light-emitting device including the same
    Patent number: 11930697
    Abstract: An organic light-emitting device is provided to include: a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode, the organic layer including an emission layer; and at least one organometallic compound represented by Formula 1: M1M2L,??Formula 1 wherein, in Formula 1, M1 is a first metal center, M2 is a second metal center, and L is a ligand including a first ligand site coordinated to the first metal center and a second ligand site coordinated to the second metal center, and the first ligand site and the second ligand site are linked by an indoloindole derivative.
    Type: Grant
    Filed: August 6, 2019
    Date of Patent: March 12, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junghoon Han, Soobyung Ko, Sungbum Kim, Sujin Shin, Eunsoo Ahn, Eunyoung Lee, Jaesung Lee, Hyunjung Lee, Mina Jeon
  • Organometallic compound and organic light-emitting device including the same
    Patent number: 11912725
    Abstract: Provided are an organometallic compound represented by Formula 1 and an organic light-emitting device including the same. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an organic layer between the first electrode and the second electrode and including an emission layer; and at least one organometallic compound represented by Formula 1.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: February 27, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eunsoo Ahn, Soobyung Ko, Hyunjung Lee, Mina Jeon, Sungbum Kim, Haejin Kim, Sujin Shin, Eunyoung Lee, Jaesung Lee, Junghoon Han
  • Multipotent Cancer Stem Cell Lines and Method for Producing the Same
    Publication number: 20110053263
    Abstract: Provided is a multipotent cancer stem cell line derived from breast-cancer tissue and expressing a breast cancer stem cell marker. Also provided is a method for producing a multipotent cancer stem cell line, including (1) isolation of breast-cancer cells from previously extracted breast cancer tissue, (2) primary culture of the isolated breast cancer cells in a suspended state in a medium for suspension culture, (3) recovery of the cells in the suspended state from the primary culture, and (4) production of a multipotent cancer stem cell line by subculturing the recovered cells a predetermined number of times or more in a suspended state in the medium for suspension culture.
    Type: Application
    Filed: February 18, 2009
    Publication date: March 3, 2011
    Applicant: SNU INDUSTRY FOUNDATION
    Inventors: Dong-Young Noh, Won-shik Han, Eunyoung Ko, Jong Bin Kim, Kyung-Min Lee