Granted Patent
Utility
US 5,291,505 · App. 08/006,557
Active energy control for diode pumped laser systems using pulsewidth modulation
Inventor:
Keith E. Nielsen
Patented Case
View Patent ↗
Granted: Mar 1, 1994
Filed: Jan 21, 1993
Inventor
Keith E. Nielsen
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.