Granted Patent
Utility
US 4,599,642 · App. 06/535,390
Video signal processor with bias error compensation
Inventor:
Donald H. Willis
Patented Case
View Patent ↗
Granted: Jul 8, 1986
Filed: Mar 2, 1984
Inventor
Donald H. Willis
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.