Granted Patent
Utility
US 5,142,273 · App. 07/585,779
System for generating color blended video signal
Inventor:
James A. Wobermin
Patented Case
View Patent ↗
Granted: Aug 25, 1992
Filed: Sep 20, 1990
Inventor
James A. Wobermin
Assignee (at issue)
Ampex 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.