Granted Patent
Utility
US 5,528,520 · App. 08/351,917
Calibration circuit for capacitive sensors
Inventor:
Christopher J. Kemp
Patented Case
View Patent ↗
Granted: Jun 18, 1996
Filed: Dec 8, 1994
Inventor
Christopher J. Kemp
Assignee (at issue)
Ford Motor Company
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.