Granted Patent
Utility
US 5,550,671 · App. 08/397,516
Intra-cavity optical four-wave mixer and optical communications system using the same
Inventors:
Jay R. Simpson, Jefferson L. Wagener, Kenneth L. Walker
Patented Case
View Patent ↗
Granted: Aug 27, 1996
Filed: Mar 2, 1995
Inventors
Jay R. Simpson
Jefferson L. Wagener
Kenneth L. Walker
Assignee (at issue)
LUCENT TECHNOLOGIES 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.