Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6588223 | Optimized CO2 operated air-conditioning system | Bernd Dienhart, Hans-Joachim Krauss, Hagen Mittelstrass, Karl-Heinz Staffa, Christoph Walter +2 more | 2003-07-08 |
| 6543239 | Air-conditioning system operated with CO2 | Bernd Dienhart, Hans-Joachim Krauss, Hagen Mittelstrass, Karl-Heinz Staffa, Christoph Walter +2 more | 2003-04-08 |