Granted Patent
Utility
US 6,498,628 · App. 09/193,594
Motion sensing interface
Inventor:
Ryuichi Iwamura
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Nov 17, 1998
Inventor
Ryuichi Iwamura
Assignees (at issue)
SONY GROUP CORPORATION
SONY ELECTRONICS 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.