Granted Patent
Utility
US 4,915,087 · App. 07/250,668
Ignition system with enhanced combustion and fault tolerance
Inventor:
Wesley Boyer
Patented Case
View Patent ↗
Granted: Apr 10, 1990
Filed: Sep 29, 1988
Inventor
Wesley Boyer
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.