Granted Patent
Utility
US 5,177,489 · App. 07/805,268
Pseudolite-aided method for precision kinematic positioning
Inventor:
Ronald R. Hatch
Patented Case
View Patent ↗
Granted: Jan 5, 1993
Filed: Dec 10, 1991
Inventor
Ronald R. Hatch
Assignee (at issue)
Magnavox Electronic Systems Company
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.