Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9435236 | Valve for controlling a gas flow, liquid separator, ventilation system and internal combustion engine comprising such a valve | Francesco Zitarosa | 2016-09-06 |
| 7059481 | Filter element | Stefan Kochert, Klaus Moessinger | 2006-06-13 |
| 6602308 | Air filter | Thomas Carle, Volker Greif, Stefan Kochert, Klaus Moessinger | 2003-08-05 |
| 6306192 | Housing | Volker Greif, Stefan Kochert, Klaus Moessinger | 2001-10-23 |
| 6158471 | Mixing device for changing a fluid into another flowing fluid | Volker Greif, Stefan Kochert, Klaus Moessinger | 2000-12-12 |
| 4295220 | Clock check circuits using delayed signals | Arnold Blum, Hellmuth R. Geng, Hermann Schulze-Schoelling | 1981-10-13 |