Granted Patent
Utility
US 5,948,978 · App. 09/114,763
Induction heated mass flow sensor
Inventor:
Murray F. Feller
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: Jul 14, 1998
Inventor
Murray F. Feller
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.