Granted Patent
Utility
US 4,602,285 · App. 06/483,424
System and method for transforming and filtering a video image
Inventors:
Daniel A. Beaulier, Theodore A. Marsh
Patented Case
View Patent ↗
Granted: Jul 22, 1986
Filed: Apr 8, 1983
Inventors
Daniel A. Beaulier
Theodore A. Marsh
Assignee (at issue)
Ampex Corporation
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.