Patents by Inventor Ki Seok Ko

Ki Seok 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).

  • Ionomer for Fuel Cell Having Dense Sulfonic Acid Groups and Method of Preparing Same
    Publication number: 20240182621
    Abstract: In an embodiment, an ionomer includes a partial structure represented by: wherein z is an integer of 1 to 10.
    Type: Application
    Filed: May 3, 2023
    Publication date: June 6, 2024
    Inventors: Il Seok Chae, Jong Kil Oh, Ki Hyun Kim, Han Sol Ko, Mi Jeong Kim
  • QUANTUM DOTS, DISPLAY APPARATUS INCLUDING THE SAME, AND METHOD FOR MANUFACTURING THE DISPLAY APPARATUS
    Publication number: 20240114709
    Abstract: The quantum dot comprises a ligand which is a copolymer comprising a first repeating unit comprising at least one or more hole transporting functional groups and a second repeating unit comprising at least one or more photocrosslinking functional groups.
    Type: Application
    Filed: September 22, 2020
    Publication date: April 4, 2024
    Applicants: LG DISPLAY CO., LTD., KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
    Inventors: Joona BANG, Ki Seok CHANG, Jeong Min MOON, Soon Shin JUNG, Dong Hoon CHOI, Hyung Jong KIM, Jae Wan KO
  • System for acquisiting iris image for enlarging iris acquisition range
    Patent number: 11882354
    Abstract: An iris image acquisition system for expanding an iris recognition range is proposed. The iris image acquisition system for expanding the iris recognition range enables that a direction, zoom, and focusing of an iris photographing camera for photographing an iris image of a distant subject are controlled quickly and easily without high-level information processing and arithmetic processing.
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: January 23, 2024
    Assignee: KT&C CO., LTD
    Inventors: Ki Seok Ko, Jeong Geun Kim, Jong Bae Park, Hyuk Sub Kwon
  • System for Acquisiting Iris Image for Enlarging Iris Acquisition Range
    Publication number: 20220417420
    Abstract: An iris image acquisition system for expanding an iris recognition range is proposed. The iris image acquisition system for expanding the iris recognition range enables that a direction, zoom, and focusing of an iris photographing camera for photographing an iris image of a distant subject are controlled quickly and easily without high-level information processing and arithmetic processing.
    Type: Application
    Filed: August 10, 2021
    Publication date: December 29, 2022
    Inventors: Ki Seok Ko, Jeong Geun Kim, Jong Bae Park, Hyuk Sub Kwon