Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8328203 | Sealing system for exhaust-gas lines | Wilhelm Kullen, Ulrich Werz | 2012-12-11 |
| 7735835 | Sealing arrangement | Wilhelm Kullen, Wolfgang Eben, Wolfgang Gebhardt, Hansjürgen Mattheis | 2010-06-15 |
| 6182748 | Plate heat exchanger with serpentine flow paths | Viktor Brost | 2001-02-06 |