Granted Patent
Utility
US 6,160,928 · App. 09/293,329
Fault tolerant optical switch
Inventor:
Dale W. Schroeder
Patented Case
View Patent ↗
Granted: Dec 12, 2000
Filed: Apr 16, 1999
Inventor
Dale W. Schroeder
Assignee (at issue)
Agilent Technologies, 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.