Granted Patent
Utility
US 5,638,789 · App. 08/509,554
Methods and systems for controlling the amount of fuel injected in a fuel injection system
Inventor:
David A. Hayner
Patented Case
View Patent ↗
Granted: Jun 17, 1997
Filed: Jul 31, 1995
Inventor
David A. Hayner
Assignee (at issue)
Motorola, 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.