Granted Patent
Utility
US 5,745,634 · App. 08/685,620
Voltage controlled attenuator
Inventors:
Carey M. Garrett, Chenjun Fan, Darko Cugalj, David Gransden
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: Jul 24, 1996
Inventors
Carey M. Garrett
Chenjun Fan
Darko Cugalj
David Gransden
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.