Granted Patent
Utility
US 4,695,876 · App. 06/885,992
Method and apparatus for the extraction of luminance information from a video signal using a field store
Inventor:
Daniel A. Beaulier
Patented Case
View Patent ↗
Granted: Sep 22, 1987
Filed: Jul 15, 1986
Inventor
Daniel A. Beaulier
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.