Patents by Inventor James G. Ewen

James G. Ewen 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).

  • Rear wheel suspension and steering system
    Patent number: 4941543
    Abstract: A rear wheel suspension and steering system utilizing a rectilinear shape dead axle of the type wherein a differential mechanism is mounted directly to a vehicle body so as to descend within the dead axle in such a way that the differential can move vertically relative to the dead axle. More specifically, the invention relates to a system whereby the rear wheels are mounted upon the dead axle so as to be steerable relative thereto.
    Type: Grant
    Filed: December 23, 1988
    Date of Patent: July 17, 1990
    Assignee: DLMA Transportation Inc.
    Inventor: James G. Ewen