Granted Patent
Utility
US 6,498,475 · App. 09/800,161
Performance sensor ring with reduced mass
Inventors:
David Foster, Larry R Kreh, Karl Edward Kalb
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Mar 6, 2001
Inventors
David Foster
Larry R Kreh
Karl Edward Kalb
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.