Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5934644 | Setting device for a ventilation flap | Pierre Boillat, Ralf Martin, Urs Portmann, Christian Richter, Rudolf Scholz | 1999-08-10 |
| 5878806 | Heating and/or air-conditioning installation | Walter Denk, Wolfgang Kniele, Ralf Martin, Vladimir Neumann, Werner Rauland | 1999-03-09 |