Granted Patent
Utility
US 6,378,487 · App. 09/653,469
Method and apparatus for pre-pilot fuel injection in diesel internal combustion engines
Inventors:
Russell P. Zukouski, Xinqun Gui
Patented Case
View Patent ↗
Granted: Apr 30, 2002
Filed: Sep 1, 2000
Inventors
Russell P. Zukouski
Xinqun Gui
Assignee (at issue)
International Truck and Engine Corporation Canada
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.