Granted Patent
Utility
US 6,510,259 · App. 09/721,076
Optical switch using an integrated Mach-Zehnder interferometer having a movable phase shifter and asymmetric arms
Inventor:
Kadhair Al-hemyari
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Nov 22, 2000
Inventor
Kadhair Al-hemyari
Assignee (at issue)
LNL 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.