Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6973775 | Method for desulfating a nitrogen oxide storage catalyst | Harald Klein, Klaus-Ingo Prieger, Thomas Kreuzer | 2005-12-13 |
| 6938411 | Method for removing nitrogen oxides and particulates from the lean exhaust gas of an internal combustion engine and exhaust gas emission system | Harald Klein, Thomas Kreuzer, Adolf Schafer-Sindlinger | 2005-09-06 |