HD

Helmut Daudel

Daimlerchrysler Ag: 13 patents #48 of 4,854Top 1%
DA Daimler-Benz Ag: 3 patents #244 of 1,737Top 15%
MA Mercedes-Benz Group Ag: 3 patents #219 of 1,842Top 15%
BO Borgwarner: 2 patents #505 of 1,600Top 35%
AG Atlas Fahrzeugtechnik Gmbh: 1 patents #7 of 14Top 50%
Basf Se: 1 patents #8,065 of 13,826Top 60%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #211,429 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7186077 Compressor, particularly in an exhaust gas turbocharger for an internal combustion engine Paul Löffler, Stephan Schenkel, Joseph Spurk 2007-03-06
7121788 Exhaust gas turbocharger for an internal combustion engine Helmut Finger, Peter Fledersbacher, Hans-Josef Hemer, Ralf Koch, Stephan Schenkel +1 more 2006-10-17
6925805 Turbocharger Ralf Koch, Paul Loeffler 2005-08-09
6826471 Method for determining nitrogen oxide content in internal combustion engine exhaust gases containing oxygen Guenther Hohenberg 2004-11-30
6733236 Compressor in a turbocharger Siegfried Sumser, Peter Fledersbacher, Helmut Finger, Gebhard Bopp 2004-05-11
6598395 Exhaust-gas turbocharger Stephan Schenkel, Joseph Spurk 2003-07-29
6543226 Exhaust gas turbocharger with a variable turbine geometry Roland Bischoff, Guenter Fleckenstein, Hermann Hiereth 2003-04-08
6394751 Radial compressor with wall slits Joseph Spurk 2002-05-28
6314736 Exhaust gas turbine of a turbocharger for an internal combustion engine Wolfgang Erdmann, Peter Fledersbacher, Carsten Funke, Paul Löffler, Siegfried Sumser 2001-11-13
6260358 Multi-cylinder internal combustion engine with an exhaust-gas turbocharger Helmut Finger, Peter Fledersbacher, Siegfried Sumser 2001-07-17
6220031 Exhaust gas turbocharger for an internal-combustion engine and method of operating same Siegfried Sumser 2001-04-24
6216459 Exhaust gas re-circulation arrangement Helmut Finger, Erwin Schmidt, Siegfried Sumser 2001-04-17
6209324 Exhaust turbocharger Helmut Finger, Siegfried Sumser 2001-04-03
6050093 Method of controlling a supercharged internal combustion engine and apparatus for performing the method Siegfried Sumser 2000-04-18
6020652 Process for regulating the braking power of a supercharged internal combustion engine Peter Renninger, Siegfried Sumser 2000-02-01
6004524 Lowering of the nitrogen oxide levels in exhaust gases by controlled addition of NH.sub.3 Bernd Morsbach, Uwe Gaertner 1999-12-21
5391338 Manufacture of a carbon particle filter Wolfgang Bandel, Gerhard Griebling, Alfred Normann, Friedrich Sperling 1995-02-21
5369956 Exhaust gas aftertreatment device for internal combustion engines Klaus Marquardt, Uwe Gartner 1994-12-06
5265419 Soot-particle filter for after-treatment of the exhaust gases of diesel engines Horst Bergmann 1993-11-30
4843558 Regulation for a gas engine Horst Bergmann, Burkhard Brandner, Klemens Klueppel 1989-06-27
4324572 Soot filter for an exhaust arrangement of an internal combustion engine Hans Erdmannsdorfer, Horst Bergmann 1982-04-13