Granted Patent
Utility
US 5,122,863 · App. 07/582,479
Method and apparatus for simultaneous display of video signal attributes
Inventor:
Anthony Eugene Zortea
Patented Case
View Patent ↗
Granted: Jun 16, 1992
Filed: Sep 14, 1990
Inventor
Anthony Eugene Zortea
Assignee (at issue)
Videotek, Inc.
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.