Granted Patent
Utility
US 5,737,459 · App. 08/528,640
Loss interferometric power combiner comprising a feedback circuit
Inventors:
Richard E. Epworth, Jonathan King
Patented Case
View Patent ↗
Granted: Apr 7, 1998
Filed: Sep 14, 1995
Inventors
Richard E. Epworth
Jonathan King
Assignee (at issue)
Nortel Networks Limited
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.