Patents by Inventor Charles M. Grudem

Charles M. Grudem 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).

  • Lumbar dynamic splint
    Patent number: 4708130
    Abstract: The invention is a lumbar dynamic splint made of low temperature thermoplastic material and designed to provide an exact contour fit to the patient's body. The device comprises a vertical back piece, a chest piece, a right pelvis arm, a left pelvic arm, two vertical front struts, two chest strap anchors, and a chest strap.
    Type: Grant
    Filed: August 18, 1986
    Date of Patent: November 24, 1987
    Inventor: Charles M. Grudem