Granted Patent
Utility
US 5,995,917 · App. 08/694,931
Optimal ring antenna determination system
Inventor:
Robert J. Hill
Patented Case
View Patent ↗
Granted: Nov 30, 1999
Filed: Aug 8, 1996
Inventor
Robert J. Hill
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.