Granted Patent
Utility
US 6,671,086 · App. 10/134,845
Semiconductor optical amplifiers with broadened gain spectrum
Inventors:
Steve Wang, Frank H. Levinson
Patented Case
View Patent ↗
Granted: Dec 30, 2003
Filed: Apr 29, 2002
Inventors
Steve Wang
Frank H. Levinson
Assignee (at issue)
FINISAR 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.