Granted Patent
Utility
US 5,239,607 · App. 07/902,955
Optical fiber amplifier with flattened gain
Inventors:
Valeria da Silva, Yaron Silberberg
Patented Case
View Patent ↗
Granted: Aug 24, 1993
Filed: Jun 23, 1992
Inventors
Valeria da Silva
Yaron Silberberg
Assignee (at issue)
Bell Communications Research, 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.