Patents by Inventor Xia Cheng

Xia Cheng 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: D869674
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: December 10, 2019
    Assignee: Ningbo Baiji I&E Co., Ltd
    Inventor: Xia Cheng