Patents by Inventor Hangsook Cho

Hangsook Cho 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).

  • Encrypted flash drive
    Patent number: D845964
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: April 16, 2019
    Assignee: DataLocker Inc.
    Inventors: David Kim, Hangsook Cho, Jay Kim
  • Encrypted flash drive
    Patent number: D941828
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: January 25, 2022
    Assignee: DataLocker Inc.
    Inventors: David Kim, Hangsook Cho, Jay Kim