Patents by Inventor Ki In CHOI

Ki In CHOI 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).

  • SURFACE-TREATED BORON NITRIDE NANO TUBE AND SURFACE TREATMENT METHOD OF BORON NITRIDE NANO TUBE
    Publication number: 20240158231
    Abstract: Provided is a surface-treated boron nitride nanotubes including a boron nitride nanotubes, and a first layer located on at least a portion of a surface of the boron nitride nanotubes, wherein the first layer forms Pi (?) bonds with the boron nitride nanotubes, and the first layer includes hydroxyphenyl groups.
    Type: Application
    Filed: December 1, 2022
    Publication date: May 16, 2024
    Inventors: Zahid Hanif, Ki In CHOI, Jae Woo KIM
  • SEPARATOR FOR SECONDARY BATTERIES AND SECONDARY BATTERIES INCLUDING THE SAME
    Publication number: 20220166108
    Abstract: The present disclosure provides a separator for a secondary battery which is formed of a porous sheet which includes a binder polymer and boron nitride nanotubes to show excellent electrical insulation, thermal stability, mechanical strength, and reduced weight and contribute to compactness of the secondary battery
    Type: Application
    Filed: November 24, 2021
    Publication date: May 26, 2022
    Inventors: Jaewoo KIM, Jung Hwan JUNG, Ki In CHOI