Granted Patent
Utility
US 5,172,016 · App. 07/724,407
Five-volt tolerant differential receiver
Inventor:
Daniel W. Dobberpuhl
Patented Case
View Patent ↗
Granted: Dec 15, 1992
Filed: Jun 28, 1991
Inventor
Daniel W. Dobberpuhl
Assignee (at issue)
Digital Equipment 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.