Granted Patent
Utility
US 6,571,193 · App. 09/688,195
Method, apparatus and system for recognizing actions
Inventors:
Munetoshi Unuma, Shiro Nonaka, Shigeru Oho
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Oct 16, 2000
Inventors
Munetoshi Unuma
Shiro Nonaka
Shigeru Oho
Assignee (at issue)
HITACHI, 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.