WF

Walter Friess

Daimlerchrysler Ag: 4 patents #434 of 4,854Top 9%
MA Mercedes-Benz Group Ag: 1 patents #616 of 1,842Top 35%
Overall (All Time): #1,041,956 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6564758 Method for operating an internal combustion engine with variable charge changing control times Christian Enderle, Jürgen Ganser, Ulrich Letsche 2003-05-20
6141959 Multi-cylinder air-compressing injection-type internal-combustion engine Steffen Digeser, Frank Duvinage, Alexander Funk, Anton Kerckhoff, Bernd Krutzsch +3 more 2000-11-07
6082100 Method for operating a multicylinder internal combustion engine Walter Boegner, Frank Duvinage, Karl-Ernst Haak, Bernd Krutzsch, Rudolf Maly +7 more 2000-07-04
6082325 Process and system for operating a diesel engine Steffen Digeser, Frank Duvinage, Hans Fausten, Anton Kerckhoff, Thomas Liebscher +2 more 2000-07-04
5479775 Air-compressing fuel-injection internal-combustion engine with an exhaust treatment device for reduction of nitrogen oxides Michael Kraemer, Friedrich Wirbeleit, Christian Enderle, Bernd Krutzsch, Gert Withalm +4 more 1996-01-02