Granted Patent
Utility
US 5,543,915 · App. 08/429,968
Autofocusing system and method for positioning an interferometric fringe over a target in an image
Inventors:
Andrei Csipkes, John Mark Palmquist
Patented Case
View Patent ↗
Granted: Aug 6, 1996
Filed: Apr 27, 1995
Inventors
Andrei Csipkes
John Mark Palmquist
Assignee (at issue)
AT&T CORP.
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.