Granted Patent
Utility
US 4,694,274 · App. 06/685,149
Data comparison circuit constructed with smaller number of transistors
Inventors:
Jiroh Shimada, Hiroshi Morito
Patented Case
View Patent ↗
Granted: Sep 15, 1987
Filed: Dec 21, 1984
Inventors
Jiroh Shimada
Hiroshi Morito
Assignee (at issue)
NEC 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.