Patents by Inventor Kangkang Tong

Kangkang Tong 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).

  • Foam cannon for pressure washer
    Patent number: D952098
    Type: Grant
    Filed: June 4, 2021
    Date of Patent: May 17, 2022
    Assignee: Taizhou YanKang Trade Co., Ltd.
    Inventor: Kangkang Tong