Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8555864 | Internal combustion engine with an exhaust-gas recirculation and method for operating an internal combustion engine | Hans-Georg Nitzke, Jörg Larink, Jens Jeschke, Thomas Lang, Jürgen Wendt +6 more | 2013-10-15 |
| 8091535 | Internal combustion engine with an exhaust-gas recirculation and method for operating an internal combustion engine | Hans-Georg Nitzke, Jörg Larink, Jens Jeschke, Thomas Lang, Jürgen Wendt +6 more | 2012-01-10 |
| 7520273 | Exhaust-gas recirculation device and method for operating an exhaust-gas recirculation device | Achim Freitag, Lothar Nee, Werner Aberle | 2009-04-21 |
| 6894193 | Method for hydrogenating liquid organic compounds | Peter Zehner, Oliver Bey, Gunter Georgi | 2005-05-17 |
| 6838061 | Reactor for carrying out gas-liquid, liquid, liquid-liquid or gas-liquid-solid chemical reactions | Stefan Berg, Peter Zehner, Regina Benfer, Michael Nilles, Ralf Schulz +1 more | 2005-01-04 |
| 6673972 | Method for producing polyetherpolyols in the presence of a multi-metal cyanide complex catalyst | Thomas Ostrowski, Kathrin Harre, Peter Zehner, Dieter Stützer, Georg Heinrich Grosch +2 more | 2004-01-06 |
| 6350911 | Method for producing amines | Michael Sander, Ulrich Penzel, Hans Volkmar Schwarz, Eckhard Ströfer, Dieter Stützer +5 more | 2002-02-26 |