Granted Patent
Utility
US 4,894,653 · App. 07/211,492
Method and apparatus for generating video signals
Inventor:
David C. Frankenbach
Patented Case
View Patent ↗
Granted: Jan 16, 1990
Filed: Jun 24, 1988
Inventor
David C. Frankenbach
Assignee (at issue)
Hughes Aircraft Company
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.