Granted Patent
Utility
US 5,694,491 · App. 08/668,015
Methods and apparatus for assessing the visibility of differences between two image sequences
Inventors:
Michael H. Brill, Jeffrey Lubin
Patented Case
View Patent ↗
Granted: Dec 2, 1997
Filed: Jun 17, 1996
Inventors
Michael H. Brill
Jeffrey Lubin
Assignee (at issue)
David Sarnoff Research Center 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.