Granted Patent
Utility
US 6,762,829 · App. 10/373,736
Measurement of optical properties of passive optical devices using the matrix method
Inventors:
François Babin, Normand Cyr
Patented Case
View Patent ↗
Granted: Jul 13, 2004
Filed: Feb 27, 2003
Inventors
François Babin
Normand Cyr
Assignee (at issue)
Exfo Electro-Optical Engineering, 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.