Patents by Inventor Huaqin Dai

Huaqin Dai 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).

  • LED light
    Patent number: D967469
    Type: Grant
    Filed: July 28, 2021
    Date of Patent: October 18, 2022
    Inventor: Huaqin Dai
  • LED light
    Patent number: D971458
    Type: Grant
    Filed: July 28, 2021
    Date of Patent: November 29, 2022
    Inventor: Huaqin Dai