Granted Patent
Utility
US 5,731,892 · App. 08/847,766
Article comprising hybrid optical fiber amplifier
Inventors:
David J. DiGiovanni, Namkyoo Park, Kim Willard Womack, Paul F. Wysocki
Patented Case
View Patent ↗
Granted: Mar 24, 1998
Filed: Apr 22, 1997
Inventors
David J. DiGiovanni
Namkyoo Park
Kim Willard Womack
Paul F. Wysocki
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.