Patents by Inventor Donna R. Hall

Donna R. Hall 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 restraint system for vehicle
    Patent number: 4688843
    Abstract: Wheelchair restraint apparatus. The apparatus can be utilized to secure a wheelchair in fixed position on the floor of a vehicle without requiring structural modification of the wheelchair or requiring the utilization of tools to attach the restraint apparatus to the wheelchair.
    Type: Grant
    Filed: March 4, 1986
    Date of Patent: August 25, 1987
    Inventor: Donna R. Hall