Granted Patent
Utility
US 6,195,478 · App. 09/407,542
Planar lightwave circuit-based optical switches using micromirrors in trenches
Inventor:
Julie E. Fouquet
Patented Case
View Patent ↗
Granted: Feb 27, 2001
Filed: Sep 28, 1999
Inventor
Julie E. Fouquet
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.