Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10584627 | Manifold | Steffen Kauffmann, Andreas Steigert, Margit Roth | 2020-03-10 |
| 9771852 | Exhaust pipe flange | Andreas Steigert | 2017-09-26 |
| 9745885 | Modular manifold for motor vehicles | Andreas Steigert, Margit Roth | 2017-08-29 |
| 9394813 | Exhaust-gas heat exchanger | Andreas Steigert, Margit Roth, Marcel Womann, Alexander Jochem | 2016-07-19 |
| 9291087 | Exhaust gas system | Andreas Steigert, Thomas Weidner, Klaus Himmelstein | 2016-03-22 |
| 7926852 | Manifold flange | — | 2011-04-19 |
| 7272927 | Air gap-insulated exhaust manifold for internal combustion engines | Andreas Steigert, Margit Roth | 2007-09-25 |