Granted Patent
Utility
US 6,702,806 · App. 09/838,665
Eye registration and astigmatism alignment control systems and method
Inventors:
Gary P. Gray, John Alfred Campin, Qiping Shen
Patented Case
View Patent ↗
Granted: Mar 9, 2004
Filed: Apr 19, 2001
Inventors
Gary P. Gray
John Alfred Campin
Qiping Shen
Assignee (at issue)
Alcon, 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.