Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6810949 | Multiblock heat-transfer system | Karl-Heinz Staffa, Hans-Joachim Krauss, Hagen Mittelstrass, Christoph Walter, Jochen Schumm | 2004-11-02 |
| 6751983 | Air conditioning unit with an inner heat transfer unit | Hans-Joachim Krauss, Hagen Mittelstrass, Karl-Heinz Staffa, Christoph Walter, Bernd Kallfass | 2004-06-22 |