Granted Patent
Utility
US 5,987,378 · App. 08/736,133
Vehicle tracker mileage-time monitor and calibrator
Inventors:
John F. Schipper, Eric B. Rodal, James M. Janky, David J. Cowl
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Oct 24, 1996
Inventors
John F. Schipper
Eric B. Rodal
James M. Janky
David J. Cowl
Assignee (at issue)
Trimble Navigation Limited
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.