Granted Patent
Utility
US 4,873,770 · App. 07/233,493
Capacitive measurement system
Inventors:
David J. Luttmer, Thomas L. Panian, Barry D. Wixey, Raymond L. Wilson
Patented Case
View Patent ↗
Granted: Oct 17, 1989
Filed: Aug 19, 1988
Inventors
David J. Luttmer
Thomas L. Panian
Barry D. Wixey
Raymond L. Wilson
Assignee (at issue)
Delta International Machinery Corp.
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.