Patents by Inventor Danxiu Chen

Danxiu Chen 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).

  • Filling machine
    Patent number: D972879
    Type: Grant
    Filed: May 25, 2022
    Date of Patent: December 20, 2022
    Assignee: Wenzhou Tongsen Welding Machine Manufacturing Co., Ltd
    Inventor: Danxiu Chen