Granted Patent
Utility
US 6,741,237 · App. 09/938,095
Touch screen
Inventors:
David J. Benard, Robert C. Addison, Dong-Feng Gu
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Aug 23, 2001
Inventors
David J. Benard
Robert C. Addison
Dong-Feng Gu
Assignee (at issue)
Rockwell Automation 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.