Granted Patent
Utility
US 6,339,221 · App. 09/454,871
Ferroelectric thermometry and pyrometry by active operation
Inventors:
Norman W. Schubring, Joseph V. Mantese, Adolph L. Micheli, Antonio B. Catalan
Patented Case
View Patent ↗
Granted: Jan 15, 2002
Filed: Dec 3, 1999
Inventors
Norman W. Schubring
Joseph V. Mantese
Adolph L. Micheli
Antonio B. Catalan
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.