Granted Patent
Utility
US 5,365,249 · App. 07/648,085
Electronic display with high spatial resolution pointer
Inventor:
Robert Benward
Patented Case
View Patent ↗
Granted: Nov 15, 1994
Filed: Jan 31, 1991
Inventor
Robert Benward
Assignee (at issue)
Parker-Hannifin 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.