Patents by Inventor Charles M. Andersen

Charles M. Andersen 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).

  • Human self-powered joint exerciser apparatus
    Patent number: 7727119
    Abstract: An apparatus for exercising a joint, the apparatus includes a movable platform for supporting a portion of a patient's body including the joint, and a manually-powered system for moving at least a portion of the platform to flex the joint, wherein the patient selectively operates the manually-powered system to control the flexing of the joint.
    Type: Grant
    Filed: September 27, 2004
    Date of Patent: June 1, 2010
    Assignee: TherapEase Innovation, LLC
    Inventors: Jeffrey R. Besendorfer, Charles M. Andersen