Granted Patent
Utility
US 5,082,286 · App. 07/578,833
Sensory games
Inventors:
Paul Ryan, Eric K. Y. Tse, Carlo K. L. Lo
Patented Case
View Patent ↗
Granted: Jan 21, 1992
Filed: Sep 6, 1990
Inventors
Paul Ryan
Eric K. Y. Tse
Carlo K. L. Lo
Assignee (at issue)
Saitek Ltd.
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.