Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5016705 | Passenger compartment heating system, in particular bus heating system | Friedrich Bahrle, Helmut Kreeb | 1991-05-21 |
| 4936225 | Track-guidable omnibus | Siegbert Sawatzky | 1990-06-26 |
| 4773476 | Heat pipe of aluminum, steel or gray cast iron | Friedrich Baehrle, Helmut Kreeb | 1988-09-27 |
| 4693301 | Method for heating a road by means of geothermally fed heating installation as well as a road-heating installation for carrying out the method | Friedrich Baehrle, Helmut Kreeb | 1987-09-15 |
| 4613073 | Compound glass pane construction and method for heating the same | Hubertus Christ | 1986-09-23 |
| 4567817 | Exhaust-gas offtake for a track-guided vehicle propelled by combustion-energy | Horst Fleischer, Herbert Mehren | 1986-02-04 |
| 4532894 | Heating arrangement for electrically driven vehicles | Friedrich Baehrle | 1985-08-06 |
| 4393922 | Engine unit with lubricant cooling | Friedrich Bahrle | 1983-07-19 |
| 4389945 | Transverse guide roller arrangement for a track guided vehicle | Friedrich Bahrle, Hellmuth Binder, Wolfram Meyer | 1983-06-28 |
| 4296796 | Heat transfer system | — | 1981-10-27 |
| 4295520 | Heat transfer system | — | 1981-10-20 |
| 4287830 | Vehicle adapted to be guided on tracks for the public local passenger traffic with pivotal rear axle and longitudinal guide members for such axle | Dieter Braun, Herbert Mehren | 1981-09-08 |
| 4271764 | Vehicle adapted to be guided on tracks for the public local passenger traffic with pivotal rear axle and longitudinal guide members for such axle | Dieter Braun, Herbert Mehren | 1981-06-09 |
| 4270405 | Steering mechanism with time derivation | Klaus Niemann, Peter Hauck | 1981-06-02 |
| 4213396 | Traffic system with drive channel and road vehicles mechanically cross guided-therein | Herbert Mehren | 1980-07-22 |
| 4206605 | Installation for the power assist of actuating devices in motor vehicles, especially in a hydraulic brake system | Herbert Mehren | 1980-06-10 |