Granted Patent
Utility
US 5,663,992 · App. 08/615,830
Method and apparatus for correction of GPS carrier phase measurement
Inventor:
Dominic Gerard Farmer
Patented Case
View Patent ↗
Granted: Sep 2, 1997
Filed: Mar 14, 1996
Inventor
Dominic Gerard Farmer
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.