Granted Patent
Utility
US 4,775,207 · App. 07/026,639
Electro-optical switch
Inventor:
Yaron Silberberg
Patented Case
View Patent ↗
Granted: Oct 4, 1988
Filed: Mar 17, 1987
Inventor
Yaron Silberberg
Assignee (at issue)
Bell Communications Research, 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.