Granted Patent
Utility
US 6,725,514 · App. 10/159,821
Method of making thick film pressure and temperature sensors on a stainless steel diaphragm
Inventors:
James I. Moyer, Joseph M. Ratell
Patented Case
View Patent ↗
Granted: Apr 27, 2004
Filed: May 31, 2002
Inventors
James I. Moyer
Joseph M. Ratell
Assignee (at issue)
Delphi Technologies
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.