Granted Patent
Utility
US 5,479,775 · App. 08/232,807
Air-compressing fuel-injection internal-combustion engine with an exhaust treatment device for reduction of nitrogen oxides
Inventors:
Michael Kraemer, Friedrich Wirbeleit, Christian Enderle, Walter Friess, Bernd Krutzsch, Gert Withalm, Christof Schoen, Leopold Mikulic, Gernot Hertweck, Frank Thoma
Patented Case
View Patent ↗
Granted: Jan 2, 1996
Filed: Apr 25, 1994
Inventors
Michael Kraemer
Friedrich Wirbeleit
Christian Enderle
Walter Friess
Bernd Krutzsch
Gert Withalm
Christof Schoen
Leopold Mikulic
Gernot Hertweck
Frank Thoma
Assignee (at issue)
MERCEDES-BENZ GROUP AG
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.