Granted Patent
Utility
US 5,657,151 · App. 08/164,505
Polarization scrambler/modulator
Inventors:
Clarence B. Swan, Neal H. Thorsten
Patented Case
View Patent ↗
Granted: Aug 12, 1997
Filed: Dec 9, 1993
Inventors
Clarence B. Swan
Neal H. Thorsten
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.