Granted Patent
Utility
US 5,781,677 · App. 08/791,081
Magnetically tunable optical fiber gratings
Inventors:
Sungho Jin, Paul J. Lemaire, Thomas Andrew Strasser
Patented Case
View Patent ↗
Granted: Jul 14, 1998
Filed: Jan 29, 1997
Inventors
Sungho Jin
Paul J. Lemaire
Thomas Andrew Strasser
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.