Patents by Inventor Robert P. Houghton

Robert P. Houghton 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).

  • Numerical control servo system
    Patent number: 4130788
    Abstract: An apparatus and method are disclosed for substantially improving the accuracy and surface finish quality of numerical control machine tool performance by generating velocity command signals for multiple axis drive systems based on the distance between the cutting tool and a point along the desired path, either the desired end point or a dynamic target which moves continuously along the desired cutting path ahead of the cutting tool.
    Type: Grant
    Filed: November 1, 1973
    Date of Patent: December 19, 1978
    Assignee: General Automation, Inc.
    Inventors: Allan G. Fiegehen, Robert P. Houghton, Cecil Earl Bradley, Paul F. Richenburg