Granted Patent
Utility
US 6,454,191 · App. 09/725,422
Electromagnetic fuel injector dampening device
Inventors:
Joseph G. Spakowski, Jay Sofianek
Patented Case
View Patent ↗
Granted: Sep 24, 2002
Filed: Nov 29, 2000
Inventors
Joseph G. Spakowski
Jay Sofianek
Assignee (at issue)
Delphi Technologies
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.