Granted Patent
Utility
US 5,694,512 · App. 08/677,272
Compact tunable wavelength independent all-fiber optical attenuator and method of making same
Inventors:
Francois Gonthier, Robert G. Files
Patented Case
View Patent ↗
Granted: Dec 2, 1997
Filed: Jul 9, 1996
Inventors
Francois Gonthier
Robert G. Files
Assignee (at issue)
Framatome Connectors Canada 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.