Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9115634 | Rotary slide valve with a thermostatic bypass | Michael Staiger, Lars Helling, Dieter Lachner | 2015-08-25 |
| 8757110 | Coolant circuit | Dieter Lachner, Stefan Rank, Stephan Adam, Markus Störmer | 2014-06-24 |