Patents by Inventor Joy Mao

Joy Mao 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).

  • Handheld massage stick
    Patent number: D947399
    Type: Grant
    Filed: March 26, 2021
    Date of Patent: March 29, 2022
    Inventor: Joy Mao