Granted Patent
Utility
US 6,509,909 · App. 09/702,987
Systems and methods for controlling a presentation using physical objects
Inventors:
Lester D. Nelson, Lia Adams, Satoshi Ichimura, Elin R. Pedersen, Stephen W. Smoliar
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Nov 1, 2000
Inventors
Lester D. Nelson
Lia Adams
Satoshi Ichimura
Elin R. Pedersen
Stephen W. Smoliar
Assignees (at issue)
FUJI XEROX CO., LTD.
Xerox 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.