Patents by Inventor Joseph Ryan Cox

Joseph Ryan Cox 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).

  • Wheelchair vehicle ramp
    Patent number: 8087559
    Abstract: A loading apparatus for allowing wheelchair access to a vehicle is provided. The apparatus attaches to the hitch receiver of the vehicle, such as a van, truck or similar vehicle. The apparatus includes three ramp section pivotably connected such that the apparatus does not obstruct vision through the rear of the vehicle but also provides sufficient ground clearance for operation of the vehicle.
    Type: Grant
    Filed: October 30, 2006
    Date of Patent: January 3, 2012
    Assignee: University of South Florida
    Inventors: David Medina, Joseph Ryan Cox, Carlos Orozco