Granted Patent
Utility
US 6,661,963 · App. 09/919,704
System and method for calibrating and operating a semiconductor variable optical attenuator
Inventors:
Richard F. Sharp, Vincent Scalesse, Ravindra N. Kolte
Patented Case
View Patent ↗
Granted: Dec 9, 2003
Filed: Jul 31, 2001
Inventors
Richard F. Sharp
Vincent Scalesse
Ravindra N. Kolte
Assignee (at issue)
Sycamore Networks, 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.