Granted Patent
Utility
US 5,808,763 · App. 08/550,730
Optical demultiplexor
Inventors:
Gary S. Duck, Y. Calvin Si, Neil Teitelbaum
Patented Case
View Patent ↗
Granted: Sep 15, 1998
Filed: Oct 31, 1995
Inventors
Gary S. Duck
Y. Calvin Si
Neil Teitelbaum
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.