Granted Patent
Utility
US 6,282,553 · App. 09/185,546
Gaze-based secure keypad entry system
Inventors:
Myron D. Flickner, Qi Lu, Carlos Hitoshi Morimoto
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: Nov 4, 1998
Inventors
Myron D. Flickner
Qi Lu
Carlos Hitoshi Morimoto
Assignee (at issue)
International Business Machines Corporation
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.