Patents by Inventor Runtao Deng

Runtao Deng 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).

  • UFO screw back
    Patent number: D981837
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: March 28, 2023
    Inventor: Runtao Deng
  • Screw back
    Patent number: D981900
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: March 28, 2023
    Inventor: Runtao Deng
  • Earring back
    Patent number: D993074
    Type: Grant
    Filed: March 8, 2023
    Date of Patent: July 25, 2023
    Inventor: Runtao Deng