Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8220253 | Exhaust gas aftertreatment device for an internal combustion engine | Marcus Werni, Rudolf Buhmann, Rainer Lehnen | 2012-07-17 |
| 7836688 | Exhaust system | Rudolf Buhmann, Rainer Lehnen | 2010-11-23 |
| 6729127 | Exhaust cleaning system for motor vehicles, especially diesel-powered utility vehicles | Peter Zacke, Thomas Hauber, Rudolf Buhmann, Marcus Werni | 2004-05-04 |
| 6660359 | Fiber mat | Georg Wirth, Peter Zacke | 2003-12-09 |
| 5243819 | Exhaust gas cleaning device for diesel engines | Peter Reiser, Peter Prinz | 1993-09-14 |
| RE31827 | Metalized recording carrier for recording instruments, and method of its manufacture | Richard E. Hohn, Werner-Alfons Jung, Gerhard Winter | 1985-02-05 |
| 4371879 | Metalized recording carrier for recording instruments, and method of its manufacture | Richard E. Hohn, Werner-Alfons Jung, Gerhard Winter | 1983-02-01 |