Patents by Inventor Fred B. Powell

Fred B. Powell 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).

  • Variable position knee immobilizer
    Patent number: 4388920
    Abstract: A wraparound immobilizer including a stiffener support which is rotatable and lockable to accommodate the varying positions of a patient's knee.
    Type: Grant
    Filed: October 26, 1981
    Date of Patent: June 21, 1983
    Assignee: Professional Medical Products, Inc.
    Inventors: Mark J. Hajost, Robert L. Crevling, Fred B. Powell