Granted Patent
Utility
US 5,596,362 · App. 08/458,095
Low bit rate audio-visual communication having improved face and lip region detection
Inventor:
Yong Zhou
Patented Case
View Patent ↗
Granted: Jan 21, 1997
Filed: May 31, 1995
Inventor
Yong Zhou
Assignee (at issue)
LUCENT TECHNOLOGIES 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.