Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9623720 | Viscous coolant heater with variable coolant pump drive | David B. Roth | 2017-04-18 |
| 8751101 | Diagnosing a cooling subsystem of an engine system in response to dynamic pressure sensed in the subsystem | Wolfgang Wenzel | 2014-06-10 |
| 8529675 | Air filter system | Michael Durst, Nikolaus Moser, Andreas Pelz | 2013-09-10 |
| 8464963 | Viscous coolant heater with variable coolant pump drive | David B. Roth | 2013-06-18 |
| 8171731 | Engine air management system | Volker Joergl, Timm Kiener | 2012-05-08 |
| 8122717 | Integration of an exhaust air cooler into a turbocharger | Volker Joergl, Wolfgang Wenzel | 2012-02-28 |
| 8056338 | Re-introduction unit for low-pressure exhaust gas recirculation condensate at or before compressor | Volker Joergl, Timm Kiener | 2011-11-15 |
| 7757679 | Integrated charge air and EGR valve | Volker Joergl, Timm Kiener, Robert Czarnowski | 2010-07-20 |
| 7691188 | Adsorption element | Stephan Wild, Wolfgang Wenzel, Daniel Volkmer, Jens Sohnemann, Josef Rohrmeier +2 more | 2010-04-06 |
| 7658069 | Air charger system diagnostic | Timm Kiener, John Shutty | 2010-02-09 |
| 7617678 | Exhaust throttle-EGR valve module for a diesel engine | Volker Joergl, Timm Kiener, Bruce Thorpe | 2009-11-17 |
| 6640794 | Intake system for an internal combustion engine with a membrane preferentially permeable to oxygen molecules | — | 2003-11-04 |
| 6557512 | Adjustable intake pipe | Rudolf Leipelt | 2003-05-06 |
| 6460501 | Air suction device for internal combustion engine | Christian Fischer, Rudolf Leipelt | 2002-10-08 |
| 6408810 | Air intake device | Rudolf Leipelt | 2002-06-25 |
| 6334436 | Secondary air system for an internal combustion engine | Holger Paffrath | 2002-01-01 |
| 6224531 | Rotor for a free jet centrifuge having an internal guiding element | Peter Frehland, Helmut Fischer, Martin Weindorf | 2001-05-01 |
| 6094909 | Secondary air system for an internal combustion engine | Holger Paffrath | 2000-08-01 |