Granted Patent
Utility
US 5,550,666 · App. 08/261,584
Wavelength division multiplexed multi-frequency optical source and broadband incoherent optical source
Inventor:
Martin Zirngibl
Patented Case
View Patent ↗
Granted: Aug 27, 1996
Filed: Jun 17, 1994
Inventor
Martin Zirngibl
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.