Granted Patent
Utility
US 4,766,483 · App. 07/057,414
Automatic color tuning system with variable gain APC circuit
Inventors:
Timothy J. Donovan, Daniel L. Reneau
Patented Case
View Patent ↗
Granted: Aug 23, 1988
Filed: Jun 2, 1987
Inventors
Timothy J. Donovan
Daniel L. Reneau
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.