Patents by Inventor Choong-Hyun KOO

Choong-Hyun KOO 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).

  • Separator coating apparatus
    Patent number: 11311901
    Abstract: A separator coating apparatus for coating an organic slurry on a separator, the apparatus including a coating bar that rotates in a transferring direction of the separator and coats the organic slurry on the separator; a bar holder spaced apart from the coating bar such that gap is present between the bar holder and the coating bar, the organic slurry being supplyable into the gap and onto the rotating coating bar; a coating block that supplies the organic slurry into the gap through a supply passage at both sides of the bar holder relative to the transferring direction of the separator; and a supporter that is on the bar holder and facing the coating bar.
    Type: Grant
    Filed: February 12, 2020
    Date of Patent: April 26, 2022
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Jinwoo Kim, Choong-Hyun Koo, Jinseong Park
  • SEPARATOR COATING APPARATUS
    Publication number: 20200254474
    Abstract: A separator coating apparatus for coating an organic slurry on a separator, the apparatus including a coating bar that rotates in a transferring direction of the separator and coats the organic slurry on the separator; a bar holder spaced apart from the coating bar such that gap is present between the bar holder and the coating bar, the organic slurry being supplyable into the gap and onto the rotating coating bar; a coating block that supplies the organic slurry into the gap through a supply passage at both sides of the bar holder relative to the transferring direction of the separator; and a supporter that is on the bar holder and facing the coating bar.
    Type: Application
    Filed: February 12, 2020
    Publication date: August 13, 2020
    Inventors: Jinwoo KIM, Choong-Hyun KOO, Jinseong PARK