Granted Patent
Utility
US 6,618,670 · App. 09/952,548
Resolving time ambiguity in GPS using over-determined navigation solution
Inventor:
Mangesh Chansarkar
Patented Case
View Patent ↗
Granted: Sep 9, 2003
Filed: Sep 14, 2001
Inventor
Mangesh Chansarkar
Assignee (at issue)
SIRF Technology, 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.