Granted Patent
Utility
US 6,531,998 · App. 09/514,663
Haptic feedback gaming device with integral power supply
Inventor:
Gary Gordon
Patented Case
View Patent ↗
Granted: Mar 11, 2003
Filed: Feb 29, 2000
Inventor
Gary Gordon
Assignee (at issue)
Microsoft 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.