Granted Patent
Utility
US 5,752,220 · App. 08/578,370
Method for heading error suppression in dead reckoning systems
Inventor:
George J. Geier
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: Dec 26, 1995
Inventor
George J. Geier
Assignee (at issue)
Motorola, Inc.
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.