Patents by Inventor Xinyu Da

Xinyu Da 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).

  • Patent number: D942140
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: February 1, 2022
    Assignee: HANGZHOU MAOYAN TECHNOLOGY CO., LTD.
    Inventors: Jinyu Fan, Xinyu Da