Granted Patent
Utility
US 5,490,488 · App. 08/417,354
Internal combustion engine intake manifold with integral EGR cooler and ported EGR flow passages
Inventors:
Piero Aversa, David Curtis Ives, Hajnal Minger, William K. Ojala, Philip R. Zeiser
Patented Case
View Patent ↗
Granted: Feb 13, 1996
Filed: Apr 5, 1995
Inventors
Piero Aversa
David Curtis Ives
Hajnal Minger
William K. Ojala
Philip R. Zeiser
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.