Patents by Inventor Philip M. Clegg

Philip M. Clegg 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).

  • Real time three-dimensional machine locating system
    Patent number: 5477459
    Abstract: A method and system for locating the point P.sub.0 which defines the location of a machine, e.g. an earth moving machine, a surveying or locating machine, etc., in relation to a tract or area of interest by measuring the angles defined by two different sets of reference points selected from at least three reference points that are in known relation to the tract or area.
    Type: Grant
    Filed: February 24, 1995
    Date of Patent: December 19, 1995
    Inventors: Philip M. Clegg, Paul C. Harris, Curtis C. Genstler
  • Grading system
    Patent number: 4807131
    Abstract: A fully automated earthgrading machine and system is disclosed.
    Type: Grant
    Filed: April 28, 1987
    Date of Patent: February 21, 1989
    Assignee: Clegg Engineering, Inc.
    Inventor: Philip M. Clegg