Granted Patent
Utility
US 5,313,388 · App. 08/061,331
Method and apparatus for diagnosing engine and/or vehicle system faults based on vehicle operating or drive symptoms
Inventor:
Gregory J. Cortis
Patented Case
View Patent ↗
Granted: May 17, 1994
Filed: May 12, 1993
Inventor
Gregory J. Cortis
Assignee (at issue)
Ford Motor Company
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.