Patents by Inventor David J. Wilson, Sr.

David J. Wilson, Sr. 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).

  • Patent number: 4174604
    Abstract: A mobile hedge trimming machine including a two-wheeled carriage which supports a generally vertical, movable and tiltable base assembly, which in turn supports a motor driven hedge trimmer. Angularly displaced from the vertically oriented base assembly is a control column upon which there is located a control handle assembly by which the carriage is moved along a hedge by an operator, and by which the hedge trimmer is oriented both in elevation and tilt.
    Type: Grant
    Filed: September 19, 1978
    Date of Patent: November 20, 1979
    Inventors: David J. Wilson, Sr., David J. Wilson, Jr.