Granted Patent
Utility
US 5,331,857 · App. 07/934,185
Pressure transducer
Inventors:
Mark Levine, William T. Holmes, Edward W. Baumgartner, Herman W. Erichsen, Louis Panagotopulos
Patented Case
View Patent ↗
Granted: Jul 26, 1994
Filed: Aug 21, 1992
Inventors
Mark Levine
William T. Holmes
Edward W. Baumgartner
Herman W. Erichsen
Louis Panagotopulos
Assignee (at issue)
General Automotive Specialty Co., 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.