Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5211333 | Heating system for vehicles | Hans Hintennach | 1993-05-18 |
| 5048752 | Method and apparatus for heat carrier circulation for a vehicle heating system having a heater independent of the engine | Hans Hintennach | 1991-09-17 |
| 4924911 | Three-way valve | Bernhard Henke | 1990-05-15 |