Granted Patent
Utility
US 4,902,980 · App. 07/274,740
Master-oscillator power-amplifier laser system
Inventor:
Thomas R. O'Meara
Patented Case
View Patent ↗
Granted: Feb 20, 1990
Filed: Nov 14, 1988
Inventor
Thomas R. O'Meara
Assignee (at issue)
Hughes Aircraft Company
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.