Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12247579 | Cooling fan and cooling fan module | Christian Froh, Thomas Dreesen | 2025-03-11 |
| 12215713 | Electric-motor radiator fan of a motor vehicle | — | 2025-02-04 |
| 9115622 | Heating module for an exhaust-gas purification system | Bettina Baier, Klaus Schrewe, Frank Noack, Thomas Kastner | 2015-08-25 |
| 8904764 | Method for feeding thermal energy into an exhaust emission control unit connected in the exhaust gas system of an internal combustion engine | Bettina Baier, Klaus Schrewe, Frank Noack | 2014-12-09 |
| 6935103 | Device for exhaust-gas purification, and an operating and monitoring for said device | Klaus Binder, Peter Ebel, Gerhard Fraenkle, Alexander Funk, Klaus-Juergen Marquardt +2 more | 2005-08-30 |
| 6923941 | Filter assembly for an exhaust gas purification system | Georg Huthwohl, Bernd Krutzsch, Gunter Wenninger | 2005-08-02 |
| 6845611 | Reducing agent dosing device | Georg Huthwohl, Frank Noack | 2005-01-25 |
| 6739124 | Exhaust gas purification system | Georg Huthwohl, Alexander Funk | 2004-05-25 |
| 6613292 | Converter for a device for introducing ammonia into exhaust gas flow of internal combustion engine and method for filling converter | Georg Huthwohl | 2003-09-02 |
| 6301879 | Exhaust gas purification system for denoxing exhaust gases from combustion units | Werner Weisweiler, Georg Huthwohl | 2001-10-16 |