Granted Patent
Utility
US 6,614,586 · App. 09/917,266
Methods and systems for high performance, wide bandwidth optical communication systems using Raman amplification
Inventors:
M. Imran Hayee, William Shieh, Quan Wang
Patented Case
View Patent ↗
Granted: Sep 2, 2003
Filed: Jul 30, 2001
Inventors
M. Imran Hayee
William Shieh
Quan Wang
Assignee (at issue)
Dorsal Networks, LLC
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.