Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8959895 | Exhaust-gas aftertreatment device | Friedrich Zapf, Andreas Lannig, Klaus Lang, Christian Schmidt, Alexandre Branco | 2015-02-24 |
| 8938949 | SCR exhaust gas aftertreatment device | Alexandre Branco, Friedrich Zapf | 2015-01-27 |
| 8875491 | Exhaust gas aftertreatment system and method | Friedrich Zapf, Thorsten Pelz | 2014-11-04 |
| 8266892 | Calibrated dosing unit, especially of an exhaust gas treatment unit | Friedrich Zapf, Thorsten Pelz | 2012-09-18 |
| 8201393 | Exhaust-gas aftertreatment device | Friedrich Zapf, Andreas Lannig, Klaus Lang, Christian Schmidt, Alexandre Branco | 2012-06-19 |