Patents by Inventor Mark E. Clements

Mark E. Clements 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).

  • Truck-mounted roller assembly
    Patent number: 6354761
    Abstract: A roller assembly, for use with a hydraulically-powered, truck-mounted, standard snowplow lift having three attach points, is provided with a rigid frame, a roller rotatably supported in the frame, a saddle bracket pivotally attached to the frame and to two of the snowplow lift attach points, and a tongue member also pivotally attached to the frame and to another one of the three snowplow lift attach points, the assembly frame being rotatable relative to the frame through a limited range to accommodate changes in curvature of a roadway surface.
    Type: Grant
    Filed: June 20, 2000
    Date of Patent: March 12, 2002
    Inventor: Mark E. Clements