Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8393146 | Exhaust emission control device | Minoru Kowada, Hisaki Torisaka, Heimo Schreier, Thomas Obenaus | 2013-03-12 |
| 8327630 | Exhaust emission control device | Minoru Kowada, Hisaki Torisaka, Heimo Schreier, Thomas Obenaus | 2012-12-11 |
| 7345766 | Measuring chamber for photo-acoustical sensors | Wolfgang Schindler, Klaus-Christoph Harms, Franz Knopf | 2008-03-18 |