Granted Patent
Utility
US 4,551,684 · App. 06/463,713
Noise reduction in laser amplifiers
Inventor:
Anthony F. Bernhardt
Patented Case
View Patent ↗
Granted: Nov 5, 1985
Filed: Feb 4, 1983
Inventor
Anthony F. Bernhardt
Assignee (at issue)
Spectra-Physics, Inc.
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.