Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8739520 | Air-cooled exhaust gas heat exchanger, in particular exhaust gas cooler for motor vehicles | Peter Geskes, Klaus Irmler, Frank Von Lutzau | 2014-06-03 |
| 8025095 | Heat exchanger | — | 2011-09-27 |
| 4940121 | Fluid friction clutch | — | 1990-07-10 |