Granted Patent
Utility
US 6,486,791 · App. 09/872,490
Driving a visual indicator array in an electronic signaling system
Inventor:
Eric Crawford
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: May 31, 2001
Inventor
Eric Crawford
Assignee (at issue)
Intel 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.