Granted Patent
Utility
US 5,357,592 · App. 08/108,107
Optical energy concentrator/reflector
Inventor:
Eric H. Neilson
Patented Case
View Patent ↗
Granted: Oct 18, 1994
Filed: Aug 17, 1993
Inventor
Eric H. Neilson
Assignee (at issue)
LOCKHEED MARTIN 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.