Granted Patent
Utility
US 4,941,208 · App. 07/241,975
High performance subcarrier multiplexed optical communication system with modulation index exceeding unity
Inventors:
Robert Olshansky, Vincent A. Lanzisera
Patented Case
View Patent ↗
Granted: Jul 10, 1990
Filed: Sep 8, 1988
Inventors
Robert Olshansky
Vincent A. Lanzisera
Assignee (at issue)
GTE Laboratories Incorporated
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.