Granted Patent
Utility
US 6,078,417 · App. 08/863,348
Spectral compaction via cross-modulation wavelength conversion
Inventors:
Joseph S. Perino, Jay Wiesenfeld, Sheryl Leigh Woodward
Patented Case
View Patent ↗
Granted: Jun 20, 2000
Filed: May 29, 1997
Inventors
Joseph S. Perino
Jay Wiesenfeld
Sheryl Leigh Woodward
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.