Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10697405 | Exhaust gas cooler and exhaust gas recirculation system with an exhaust gas cooler | Petr Sispera, Jürgen Nothbaum, Jiri Tomecek | 2020-06-30 |
| 10590816 | Rolled fin spiral EGR cooler | Peter G. Diehl, Petr Sispera | 2020-03-17 |