Granted Patent
Utility
US 6,069,731 · App. 08/952,703
Constant passband variable gain optical amplifier and system for automatically compensating variations in losses on an optical link including an amplifier of this kind
Inventor:
Dominique Bayart
Patented Case
View Patent ↗
Granted: May 30, 2000
Filed: Nov 24, 1997
Inventor
Dominique Bayart
Assignee (at issue)
ALCATEL
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.