Granted Patent
Utility
US 5,447,140 · App. 08/169,240
Fuel injection
Inventors:
Roger M. Brisbane, Edwin A. Rivera, Daniel L. Varble, David R. Schumann
Patented Case
View Patent ↗
Granted: Sep 5, 1995
Filed: Dec 20, 1993
Inventors
Roger M. Brisbane
Edwin A. Rivera
Daniel L. Varble
David R. Schumann
Assignee (at issue)
General Motors LLC
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.