Granted Patent
Utility
US 6,704,106 · App. 10/160,808
Method and system for canceling system retardance error in an ophthalmological polarimeter
Inventors:
Michael Anderson, Qienyuan Zhou, William Papworth
Patented Case
View Patent ↗
Granted: Mar 9, 2004
Filed: May 31, 2002
Inventors
Michael Anderson
Qienyuan Zhou
William Papworth
Assignee (at issue)
Laser Diagnostic 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.