Patents by Inventor Xu Xiao Ni

Xu Xiao Ni 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).

  • Twist speaker
    Patent number: D684561
    Type: Grant
    Filed: July 13, 2012
    Date of Patent: June 18, 2013
    Assignee: Dreamgear, LLC
    Inventor: Xu Xiao Ni