Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8534255 | Valve unit for an internal combustion engine and internal combustion engine | Alfred Elsässer, Uwe Grass, Marco Warth | 2013-09-17 |
| 7946216 | Two-part piston for an internal combustion engine | Rainer Scharp | 2011-05-24 |
| 7591256 | Exhaust gas recirculation apparatus for an internal combustion engine and the respective operating method | Alfred Elsässer | 2009-09-22 |
| 7481042 | Device for producing a reducing agent/exhaust gas mixture and exhaust gas purification system | — | 2009-01-27 |
| 7059118 | Mixing device for an exhaust gas purification system | Wolfgang Ripper, Johannes Schaller, Cord Scharsack, Thomas Prasser | 2006-06-13 |
| 7059117 | Method and device for controlling an exhaust treatment system | Wolfgang Ripper, Rainer Strohmaier | 2006-06-13 |
| 7028465 | Method and device for controlling an exhaust treatment system | Wolfgang Ripper, Stefan Wickert | 2006-04-18 |
| 6938610 | Fuel injection device with a pressure booster | Wolfgang Braun, Martin Kropp, Hans-Christoph Magel | 2005-09-06 |
| 6895935 | Fuel injection device comprising a pressure amplifier | Wolfgang Braun, Martin Kropp, Hans-Christoph Magel | 2005-05-24 |
| 6883498 | Pressure booster for a fuel injection system | Wolfgang Braun, Martin Kropp, Hans-Christoph Magel | 2005-04-26 |
| 6848251 | Device and method for producing a reducing agent air-mixture | Wolfgang Ripper, Wilhelm Polach, Walter Frisch, Sven Huber, Hanspeter Mayer +3 more | 2005-02-01 |
| 6843966 | Apparatus for post-treating exhaust gases of an internal combustion engine | — | 2005-01-18 |
| 6814057 | Fuel injection device | Martin Kropp, Hans-Christoph Magel | 2004-11-09 |
| 6776138 | Fuel injection device | Martin Kropp, Hans-Chris Magel, Wolfgang Otterbach | 2004-08-17 |
| 6725840 | Fuel injection device | Martin Kropp, Hans-Christoph Magel, Wolfgang Otterbach | 2004-04-27 |
| 6718947 | Fuel injection method and systems for an internal combustion engine | Martin Kropp, Hans-Christoph Magel, Wolfgang Otterbach | 2004-04-13 |
| 6688277 | Fuel injection system for an internal combustion engine | Martin Kropp, Hans-Christoph Magel, Wolfgang Otterbach | 2004-02-10 |
| 6675773 | Method and apparatus for performing a fuel injection | Martin Kropp, Hans-Christoph Magel, Wolfgang Otterbach | 2004-01-13 |
| 6619263 | Fuel injection system for an internal combustion engine | Martin Kropp, Hans-Christoph Magel, Wolfgang Otterbach | 2003-09-16 |
| 6598590 | Fuel injection for an internal combustion engine, with a high-pressure pump and two pressure reservoirs | — | 2003-07-29 |
| 6553967 | Injection nozzle | — | 2003-04-29 |
| 6536416 | Fuel injection method and system for an internal combustion engine | Martin Kropp, Hans-Christoph Magel, Wolfgang Otterbach | 2003-03-25 |
| 6532938 | Fuel injection system | Martin Kropp, Hans-Christoph Magel, Wolfgang Otterbach | 2003-03-18 |
| 6520153 | Fuel injection system for an internal combustion engine | Martin Kropp | 2003-02-18 |
| 6520152 | Fuel injection system for an internal combustion engine | Martin Kropp, Hans-Christoph Magel, Wolfgang Otterbach | 2003-02-18 |