Granted Patent
Utility
US 6,499,359 · App. 09/901,883
Compressible capacitance sensor for determining the presence of an object
Inventors:
John Washeleski, Randall L. Perrin
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Jul 9, 2001
Inventors
John Washeleski
Randall L. Perrin
Assignee (at issue)
Nartron 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.