Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10746065 | Exhaust-gas system | Rainer Drees | 2020-08-18 |
| 9945276 | Exhaust system for an internal combustion engine and method for operating the exhaust system | Rainer Drees | 2018-04-17 |
| 9945280 | Exhaust gas system for an internal combustion engine and method for operating the exhaust gas system | Rainer Drees | 2018-04-17 |
| 9605580 | Exhaust system for an internal combustion engine and method for operating the exhaust system | Rainer Drees | 2017-03-28 |