Patents by Inventor Hyuk Chun Kwon

Hyuk Chun Kwon 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).

  • CATHODE ACTIVE MATERIAL HAVING CONTROLLED RHEOLOGICAL PROPERTIES FOR A LITHIUM SECONDARY BATTERY
    Publication number: 20250054948
    Abstract: A cathode active material with controlled rheological properties for lithium secondary batteries. In particular, the cathode active material for a lithium secondary battery includes: a core part comprising a lithium metal oxide; and a coating layer covering at least a portion of a surface of the core part and comprising an inorganic compound.
    Type: Application
    Filed: December 5, 2023
    Publication date: February 13, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, WONIK QnC CORPORATION
    Inventors: Je Sik Park, Hong Seok Min, Sung Woo Noh, Jeong Hyun Seo, Im Sul Seo, Ju Yeong Seong, Chung Bum Lim, Hyuk Chun Kwon, Ho Chang Lee, Seong Uk Oh, Ji Su Kim, Jong Hyun Park
  • COMPOSITION FOR CATHODE ACTIVE MATERIAL FOR ALL-SOLID-STATE BATTERY INCLUDING COLLOIDAL SILICA, CATHODE ACTIVE MATERIAL AND MANUFACTURING METHOD THEREOF
    Publication number: 20240021822
    Abstract: A cathode active material for an all-solid-state battery including colloidal silica, a cathode active material, and a manufacturing method thereof are disclosed. It may be possible to achieve an enhancement in dispersion in a sulfide-based all-solid-state battery by controlling powder properties while reducing interfacial resistance between an electrolyte and a cathode active material of the sulfide-based all-solid-state battery.
    Type: Application
    Filed: November 30, 2022
    Publication date: January 18, 2024
    Inventors: Je Sik Park, Sang Heon Lee, Sung Woo Noh, Jeong Hyun Seo, Im Sul Seo, Ju Yeong Seong, Chung Bum Lim, Hyuk Chun Kwon, Ho Chang Lee, In Gu Choi, Ji Su Kim