Granted Patent
Utility
US 4,897,720 · App. 07/167,327
Circuit implementation of block matching algorithm
Inventors:
Lancelot Wu, Kun Yang
Patented Case
View Patent ↗
Granted: Jan 30, 1990
Filed: Mar 14, 1988
Inventors
Lancelot Wu
Kun Yang
Assignee (at issue)
Bell Communications Research, 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.