Granted Patent
Utility
US 5,268,741 · App. 07/829,125
Method and apparatus for calibrating a polarization independent optical coherence domain reflectometer
Inventors:
Harry Chou, Wayne V. Sorin
Patented Case
View Patent ↗
Granted: Dec 7, 1993
Filed: Jan 31, 1992
Inventors
Harry Chou
Wayne V. Sorin
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.