Granted Patent
Utility
US 6,778,739 · App. 09/899,899
Wavelength selective optical switch with aligned input and output substrates
Inventors:
Olivier Jerphagnon, Daniel J. Blumenthal, Chandrasekhar Pusarla
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Jul 5, 2001
Inventors
Olivier Jerphagnon
Daniel J. Blumenthal
Chandrasekhar Pusarla
Assignee (at issue)
Calient 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.