Patents by Inventor Robert D. Milnes

Robert D. Milnes 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).

  • Method for tracking trains through multiple false track circuit occupancies
    Patent number: 5026009
    Abstract: A central control system includes a method for monitoring a plurality of trains throughout a transit system having computer for maintaining a train location table tracking the location of the trains throughout the system and for detecting and recording false train occupancy indications. The system is designed to handle a large number of false occupancy designations and to associate each train with a physical track circuit location.
    Type: Grant
    Filed: July 26, 1989
    Date of Patent: June 25, 1991
    Assignee: AEG Westinghouse Transportation Systems, Inc.
    Inventor: Robert D. Milnes
  • Microcontroller based automatic door obstruction detector
    Patent number: 4980618
    Abstract: A microprocessor controlled automatic door opener including means for detecting the velocity and direction of travel of the door. The microcontroller evaluates detected changes in either the velocity or direction of travel to determine the cause, and either reverses door travel direction or ignores the detection.
    Type: Grant
    Filed: July 26, 1989
    Date of Patent: December 25, 1990
    Assignee: AEG Westinghouse Transportation Systems
    Inventors: Robert D. Milnes, Gioacchino A. Mutone