Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8991156 | Method and storage container for determining a stored amount of ammonia for catalytic exhaust gas purification | Thomas Baumeister, Andreas Bruhn, Udo Strathoff | 2015-03-31 |
| 7256583 | Device and method for testing the seal tightness of a fuel tank system of a motor vehicle | Andreas Bruhn, Josef Lutz | 2007-08-14 |
| 6290456 | Ventilator with brush type blocking device | Rolf Fichter | 2001-09-18 |