Granted Patent
Utility
US 4,869,222 · App. 07/219,128
Control system and method for controlling actual fuel delivered by individual fuel injectors
Inventor:
David J. Klassen
Patented Case
View Patent ↗
Granted: Sep 26, 1989
Filed: Jul 15, 1988
Inventor
David J. Klassen
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.