Granted Patent
Utility
US 6,233,080 · App. 09/140,182
Crosstalk-free signal source for dense wavelength division multiplexed systems
Inventors:
Tomas Brenner, Paul A. Morton, Daniel Zhu
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Aug 26, 1998
Inventors
Tomas Brenner
Paul A. Morton
Daniel Zhu
Assignee (at issue)
Ciena Corporation
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.