Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5050487 | Heating/air conditioning system for a motor vehicle with absorption filter | Klaus Arold, Heinz Koukal, Hans Trube, Wolfgang Volz | 1991-09-24 |
| 4712611 | Heating or air-conditioning ventilation unit for motor vehicles | — | 1987-12-15 |
| 4616693 | Heating and/or air conditioning apparatus for automotive vehicles | Kurt Dietzsch | 1986-10-14 |
| 4470753 | Radial blower, especially for heaters or air conditioning systems in vehicles | — | 1984-09-11 |
| 4427339 | Radial fanwheels | — | 1984-01-24 |