Granted Patent
Utility
US 4,656,372 · App. 06/801,548
CMOS to ECL interface circuit
Inventors:
Mehdi Hamidi Sani, Donald G. Tipon
Patented Case
View Patent ↗
Granted: Apr 7, 1987
Filed: Nov 25, 1985
Inventors
Mehdi Hamidi Sani
Donald G. Tipon
Assignee (at issue)
NCR 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.