Granted Patent
Utility
US 4,658,285 · App. 06/782,128
Video signal noise reduction apparatus
Inventor:
Henry G. Lewis, Jr.
Patented Case
View Patent ↗
Granted: Apr 14, 1987
Filed: Sep 30, 1985
Inventor
Henry G. Lewis, Jr.
Assignee (at issue)
RCA 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.