Granted Patent
Utility
US 5,563,979 · App. 08/522,012
Erbium-doped planar optical device
Inventors:
Allan James Bruce, William H. Grodkiewicz, Gerald Nykolak, Joseph Shmulovich, Yiu-Huen Wong
Patented Case
View Patent ↗
Granted: Oct 8, 1996
Filed: Aug 31, 1995
Inventors
Allan James Bruce
William H. Grodkiewicz
Gerald Nykolak
Joseph Shmulovich
Yiu-Huen Wong
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.