Patents by Inventor Ho Cheol Choi

Ho Cheol 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).

  • Heating film
    Patent number: 12200831
    Abstract: A heating film may include a base layer made of polymer resin, a plurality of electrode lines spaced from each other and disposed on the base layer, a mesh-type support layer disposed between the electrode lines and made of a thermally conductive material, and a heating layer that has first and second end portions connected to the respective electrode lines, is made of a carbon composite material, and generates heat when powered.
    Type: Grant
    Filed: July 13, 2021
    Date of Patent: January 14, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, KWANG JIN WINTEC CO LTD, SEOYON E-HWA CO LTD, INTERFLEX CO LTD
    Inventors: So La Chung, Hyeon Kyu Yang, Man Ju Oh, Ho Cheol Choi, Seung Joon Lee, Jin Keum
  • HEATING FILM
    Publication number: 20220039214
    Abstract: A heating film may include a base layer made of polymer resin, a plurality of electrode lines spaced from each other and disposed on the base layer, a mesh-type support layer disposed between the electrode lines and made of a thermally conductive material, and a heating layer that has first and second end portions connected to the respective electrode lines, is made of a carbon composite material, and generates heat when powered.
    Type: Application
    Filed: July 13, 2021
    Publication date: February 3, 2022
    Inventors: So La Chung, Hyeon Kyu Yang, Man Ju Oh, Ho Cheol Choi, Seung Joon Lee, Jin Keum