Patents by Inventor Deok Hyeon Kim

Deok Hyeon Kim 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).

  • Magnetic core
    Patent number: 11631519
    Abstract: Disclosed is a magnetic core having improved reliability. The magnetic core includes 37 to 44 mol % of manganese (Mn), 9 to 16 mol % of zinc (Zn), 42 to 52 mol % of iron (Fe), a magnetic additive, and a non-magnetic additive, wherein the magnetic core has a permeability of 2,900 or more and a core loss of 500 mW/cm3 or less.
    Type: Grant
    Filed: July 2, 2020
    Date of Patent: April 18, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hyun Ji Lee, Deok Hyeon Kim, Sang Won Lee
  • MAGNETIC CORE
    Publication number: 20210020350
    Abstract: Disclosed is a magnetic core having improved reliability. The magnetic core includes 37 to 44 mol % of manganese (Mn), 9 to 16 mol % of zinc (Zn), 42 to 52 mol % of iron (Fe), a magnetic additive, and a non-magnetic additive, wherein the magnetic core has a permeability of 2,900 or more and a core loss of 500 mW/cm3 or less.
    Type: Application
    Filed: July 2, 2020
    Publication date: January 21, 2021
    Inventors: Hyun Ji LEE, Deok Hyeon Kim, Sang Won Lee