Patents by Inventor Young Douk Oh

Young Douk Oh 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).

  • Non-slip floor panel
    Patent number: D754371
    Type: Grant
    Filed: July 23, 2014
    Date of Patent: April 19, 2016
    Assignee: DONGSHIN POLYMER CO., LTD.
    Inventors: Young Douk Oh, Chang Bo Yuon
  • Non-slip floor panel
    Patent number: D754372
    Type: Grant
    Filed: July 23, 2014
    Date of Patent: April 19, 2016
    Assignee: DONGSHIN POLYMER CO., LTD.
    Inventors: Young Douk Oh, Chang Bo Yuon