Patents by Inventor Juan Nava, Jr.

Juan Nava, Jr. 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).

  • Tongue exercise device
    Patent number: D381716
    Type: Grant
    Filed: February 20, 1996
    Date of Patent: July 29, 1997
    Inventor: Juan Nava, Jr.