Patents by Inventor Gyeong Jun Chung

Gyeong Jun Chung 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).

  • Publication number: 20230307727
    Abstract: A system for analyzing a solid-state battery and a lithium rechargeable battery such as a lithium ion battery, and an analysis method using the system are proposed. The analysis system for a lithium secondary battery includes a housing having an accommodation space therein, and a lithium secondary battery accommodated in the accommodation space of the housing and being chargeable and dischargeable, in which the lithium secondary battery includes: an electrolyte part. The system also includes a first electrode part positioned on a side of the electrolyte part, and a second electrode part positioned on another side of the electrolyte part, in which the electrolyte part includes a matrix including a solid electrolyte having conductivity for lithium ions, one or more reference electrodes inserted in the matrix, and one or more SoC adjusters inserted in the matrix at a predetermined distance in a width direction from the reference electrode.
    Type: Application
    Filed: December 13, 2022
    Publication date: September 28, 2023
    Inventors: Sung Hoo Jung, Ju Yeon Lee, Gyeong Jun Chung, Jong Jung Kim, Sang Mo Kim, Yoon Jae Han, Ji Ung Jeong, Yu Jeong Min, So Young Joo, Heon Cheol Shin
  • Publication number: 20220320582
    Abstract: Disclosed are an electrolyte solution and an additive thereof, which may improve electrochemical properties of a lithium secondary battery.
    Type: Application
    Filed: November 9, 2021
    Publication date: October 6, 2022
    Inventors: Jun Ki Rhee, Yoon Sung Lee, Sung Ho Ban, Seung Min Oh, Ko Eun Kim, Seung Wan Song, Gyeong Jun Chung
  • Publication number: 20220165999
    Abstract: A method of producing an electrode includes applying a binder solution comprising a first binder onto a substrate to form an undried adhesive layer, applying an electrode solution comprising an electrode active material and a second binder onto the undried adhesive layer to form an active material layer, and drying the undried adhesive layer and the active material layer.
    Type: Application
    Filed: July 15, 2021
    Publication date: May 26, 2022
    Inventors: Tae Young Kwon, Gyeong Jun Chung, Ju Yeon Lee, Sung Hoo Jung, Sang Mo Kim, Hoon Seok
  • Publication number: 20220115702
    Abstract: The electrolyte for a lithium secondary battery includes: a lithium salt; a solvent; and a functional additive, wherein the functional additive includes: at least one high-voltage additive selected from a group consisting of lithium bis(phthalato)borate, represented by the following formula 1; hexafluoroglutaric anhydride, represented by the following formula 2; and phosphoric acid tris(2,2,2-trifluoroethyl)ester, represented by the following formula 3:
    Type: Application
    Filed: June 3, 2021
    Publication date: April 14, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, The Industry & Academic Cooperation in Chungnam National University (IAC)
    Inventors: Ko Eun Kim, Seung Min Oh, Yoon Sung Lee, Jun Ki Rhee, Sung Ho Ban, Seung Wan Song, Gyeong Jun Chung
  • Publication number: 20210151796
    Abstract: An electrolytic solution is disclosed. The electrolytic solution can be used, for example, in a lithium secondary battery.
    Type: Application
    Filed: May 26, 2020
    Publication date: May 20, 2021
    Inventors: Yoon Sung Lee, Yeol Mae Yeo, Seung Min Oh, Ik Kyu Kim, Ji Eun Lee, Nam Hyeong Kim, Dong Jun Kim, Seung Wan Song, Gyeong Jun Chung