Patents by Inventor Lin-Feng Xu

Lin-Feng Xu 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: D885064
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: May 26, 2020
    Assignee: GUANGDONG ROMAN TECHNOLOGY CO., LTD.
    Inventors: Gang Li, Lin-Feng Xu