Granted Patent
Utility
US 4,602,278 · App. 06/555,587
Non-linear processor for video signal vertical detail component
Inventors:
Dalton H. Pritchard, Donald J. Sauer
Patented Case
View Patent ↗
Granted: Jul 22, 1986
Filed: Nov 28, 1983
Inventors
Dalton H. Pritchard
Donald J. Sauer
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.