Granted Patent
Utility
US 5,806,851 · App. 08/815,060
Interactive play for a pinball game
Inventors:
George A. Gomez, Thomas M. Kopera, Thomas W. Uban
Patented Case
View Patent ↗
Granted: Sep 15, 1998
Filed: Mar 11, 1997
Inventors
George A. Gomez
Thomas M. Kopera
Thomas W. Uban
Assignee (at issue)
Williams Electronics Games, 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.