Granted Patent
Utility
US 4,464,728 · App. 06/303,332
Charge coupled device ripple adder with nearly instantaneous carry propagation
Inventor:
James Nash
Patented Case
View Patent ↗
Granted: Aug 7, 1984
Filed: Sep 18, 1981
Inventor
James Nash
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.