Patents by Inventor Chuyan Cai

Chuyan Cai 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).

  • Sticker for carpet
    Patent number: D933395
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: October 19, 2021
    Inventor: Chuyan Cai