Patents by Inventor Kevin Judge

Kevin Judge 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).

  • Automatic determination of traffic signal preemption using GPS, apparatus and method
    Patent number: 6243026
    Abstract: For qualification for traffic preemption an area is defined and if the vehicle is in the area it can obtain preemption. The vehicle's position is determined, in one embodiment, by use of differential GPS.
    Type: Grant
    Filed: November 3, 1999
    Date of Patent: June 5, 2001
    Assignee: 3M Innovative Properties Company
    Inventors: Gary V. Jones, Kevin Judge, James C. Beck, Richard Keegan
  • Navigation system and method
    Patent number: 6014610
    Abstract: An electronic compass system and method in which an automatic calibration process is available while the vehicle is in use. The procedure uses a binning process to collect and count data points which automatically triggers the automatic calibration process, and which is also used for manual calibration. Also, there is a procedure for detecting and rejecting anomalous magnetic events outside the vehicle through a jitter phenomenon.
    Type: Grant
    Filed: January 30, 1998
    Date of Patent: January 11, 2000
    Assignee: Greenfield Enterprises, Inc
    Inventors: Kevin Judge, Ronald Hatch
  • Automatic determination of traffic signal preemption using GPS, apparatus and method
    Patent number: 5986575
    Abstract: For qualification for traffic preemption an area is defined and if the vehicle is in the area it can obtain preemption. The vehicle's position is determined, in one embodiment, by use of differential GPS.
    Type: Grant
    Filed: July 15, 1997
    Date of Patent: November 16, 1999
    Assignee: 3M Innovative Properties Company
    Inventors: Gary V. Jones, Kevin Judge, James C. Beck, Richard Keegan