Granted Patent
Utility
US 6,542,113 · App. 09/866,715
Global positioning system
Inventor:
Tomohiro Fujii
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: May 30, 2001
Inventor
Tomohiro Fujii
Assignee (at issue)
NEC CORPORATION
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.