Patents by Inventor Rongqi Yao

Rongqi Yao 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: D606905
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: December 29, 2009
    Assignee: Loncin Industry Co., Ltd.
    Inventor: Rongqi Yao