Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8341952 | Exhaust manifold | Frank Buehler, Markus Mackert, Nils Rippert | 2013-01-01 |
| 7971431 | Exhaust gas system | Marcus Ramusch, Ramazan Sahan, Werner Verdoorn | 2011-07-05 |
| 7578124 | Exhaust system of a combustion engine | Frank Buhler | 2009-08-25 |
| 6899853 | Exhaust gas purification system | Frank Buhler, Andraes Dietsche | 2005-05-31 |