Granted Patent
Utility
US 5,500,612 · App. 08/247,156
Constant impedance sampling switch for an analog to digital converter
Inventor:
Donald J. Sauer
Patented Case
View Patent ↗
Granted: Mar 19, 1996
Filed: May 20, 1994
Inventor
Donald J. Sauer
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.