Granted Patent
Utility
US 6,669,372 · App. 10/208,973
Turbocharger thrust bearing
Inventor:
Steven P. Martin
Patented Case
View Patent ↗
Granted: Dec 30, 2003
Filed: Jul 30, 2002
Inventor
Steven P. Martin
Assignee (at issue)
HONEYWELL INTERNATIONAL 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.