Granted Patent
Utility
US 5,816,540 · App. 08/577,436
Optimal solar tracking system
Inventors:
John R. Murphy, Ross Crowley
Patented Case
View Patent ↗
Granted: Oct 6, 1998
Filed: Dec 22, 1995
Inventors
John R. Murphy
Ross Crowley
Assignee (at issue)
HUGHES ELECTRONICS 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.