Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6923941 | Filter assembly for an exhaust gas purification system | Georg Huthwohl, Bernd Maurer, Gunter Wenninger | 2005-08-02 |
| 6872365 | Exhaust gas cleaning system having internal ammonia production for reducing nitrogen oxides | Walter Boegner, Martin Hartweg, Brigitte Konrad, Michel Weibel, Guenter Wenninger | 2005-03-29 |