Granted Patent
Utility
US 6,520,501 · App. 09/938,709
Method for using a portable handheld video game device with a separate output display
Inventors:
Herschel Naghi, Craig S. Erickson
Patented Case
View Patent ↗
Granted: Feb 18, 2003
Filed: Aug 23, 2001
Inventors
Herschel Naghi
Craig S. Erickson
Assignee (at issue)
NYKO 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.