Granted Patent
Utility
US 6,317,835 · App. 09/220,215
Method and system for entry of encrypted and non-encrypted information on a touch screen
Inventors:
Aaron Bilger, Michael Dudgeon, Michael Cain Finley, John Wade
Patented Case
View Patent ↗
Granted: Nov 13, 2001
Filed: Dec 23, 1998
Inventors
Aaron Bilger
Michael Dudgeon
Michael Cain Finley
John Wade
Assignee (at issue)
Radiant Systems, 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.