Granted Patent
Utility
US 5,706,375 · App. 08/711,978
Variable-attenuation tunable optical router
Inventors:
Stephen J. Mihailov, Mark Farries, Jinghui Li, Koichi Abe, Gary S. Duck
Patented Case
View Patent ↗
Granted: Jan 6, 1998
Filed: Sep 10, 1996
Inventors
Stephen J. Mihailov
Mark Farries
Jinghui Li
Koichi Abe
Gary S. Duck
Assignee (at issue)
JDS Fitel 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.