Granted Patent
Utility
US 5,113,097 · App. 07/696,981
CMOS level shifter circuit
Inventor:
Sywe N. Lee
Patented Case
View Patent ↗
Granted: May 12, 1992
Filed: May 2, 1991
Inventor
Sywe N. Lee
Assignee (at issue)
David Sarnoff Research Center Inc.
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.