Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7377359 | Device for modulating noise in a motor vehicle | Marcus Hofmann, Sascha Rossa | 2008-05-27 |
| 7188703 | Device for establishing noise in a motor vehicle | Marcus Hofmann | 2007-03-13 |
| 6932189 | Device for noise structuring in a motor vehicle | Rolf Helber, Marcus Hofmann | 2005-08-23 |
| 6644436 | Device for noise configuration in a motor vehicle | Marcus Hofmann, Hans Striebel | 2003-11-11 |