Granted Patent
Utility
US 4,553,141 · App. 06/420,759
Picture control for RGB monitor
Inventors:
Michael D. Flasza, David K. Nienaber
Patented Case
View Patent ↗
Granted: Nov 12, 1985
Filed: Sep 21, 1982
Inventors
Michael D. Flasza
David K. Nienaber
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.