Granted Patent
Utility
US 6,684,158 · App. 10/155,614
Method for aiding a global positioning system
Inventors:
Lionel Jacques Garin, Leon Kuo-Liang Peng, Gengsheng Zhang, Nicolas Vantalon
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: May 22, 2002
Inventors
Lionel Jacques Garin
Leon Kuo-Liang Peng
Gengsheng Zhang
Nicolas Vantalon
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.