Granted Patent
Utility
US 4,956,691 · App. 07/328,264
NMOS driver circuit for CMOS circuitry
Inventors:
Jeffrey L. Culley, Darrell E. Frazier, Anthony E. Frisch
Patented Case
View Patent ↗
Granted: Sep 11, 1990
Filed: Mar 24, 1989
Inventors
Jeffrey L. Culley
Darrell E. Frazier
Anthony E. Frisch
Assignee (at issue)
DELCO ELECTRONICS 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.