Granted Patent
Utility
US 5,841,511 · App. 08/736,348
Method of corneal analysis using a checkered placido apparatus
Inventors:
Henry M. D'Souza, Edwin J. Sarver, Youssef Wakil
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: Oct 23, 1996
Inventors
Henry M. D'Souza
Edwin J. Sarver
Youssef Wakil
Assignee (at issue)
Eyesys 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.