Granted Patent
Utility
US 4,628,348 · App. 06/718,682
Luminance clipper with color subcarrier filter to prevent clipping of subcarrier
Inventor:
James W. Ensinger
Patented Case
View Patent ↗
Granted: Dec 9, 1986
Filed: Apr 2, 1985
Inventor
James W. Ensinger
Assignee (at issue)
Zenith Electronics LLC
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.