Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10508619 | Method and a control device for operating a tank venting system of an internal combustion engine | Erwin Achleitner, Gerhard Haft, Manfred Weigl | 2019-12-17 |
| 9946269 | Method for operating a switch valve that opens and closes a fluid line fed by a filter and feeding an intake pipe | — | 2018-04-17 |