Patents by Inventor Ronald L. Chases

Ronald L. Chases 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: 4991572
    Abstract: A lumbar traction harness, comprising a quarter section of an inflatable ring of a semi-circular cross-section with a manually controlled valve for adjusting the amount of air in the ring. A support strap is attached to one of two tapered ends of the ring with equalization rings on the external ends providing for suspending the ring while supporting a patient in a variety of orthopedically proven positions.
    Type: Grant
    Filed: October 30, 1989
    Date of Patent: February 12, 1991
    Inventor: Ronald L. Chases