Granted Patent
Utility
US 4,583,121 · App. 06/561,332
Backporch gating pulse generator subject to disabling during vertical sync interval
Inventor:
Thomas D. Yost
Patented Case
View Patent ↗
Granted: Apr 15, 1986
Filed: Dec 14, 1983
Inventor
Thomas D. Yost
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.