Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4733739 | Motor vehicle scuttle-dash instument panel component of plastics material having an integrated ventilating and heating unit | Siegfried Lorenz, Hans Vogt | 1988-03-29 |
| 4244194 | Evaporator, particularly for air conditioning devices | Hermann Haesters, Siegfried Lorenz, Bernd Forsting | 1981-01-13 |