Granted Patent
Utility
US 6,201,513 · App. 08/917,238
Compact low phase error antenna for the global positioning system
Inventors:
Steven G. Ow, Peter J. Connolly
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: Aug 25, 1997
Inventors
Steven G. Ow
Peter J. Connolly
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.