| 11286824 |
Method for desulphurising a nitrogen oxide accumulator catalytic converter |
Berthold Keppeler, Nathalie Janine Schweitzer |
2022-03-29 |
| 11168600 |
Method for operating an exhaust system of an internal combustion engine of a motor vehicle and exhaust system for an internal combustion engine of a motor vehicle |
Berthold Keppeler |
2021-11-09 |
| 11053832 |
Method for operating an exhaust system, in particular of a motor vehicle |
Ortwin Balthes, Berthold Keppeler, Siegfried Mueller |
2021-07-06 |
| 11015504 |
Method for operating an internal combustion engine of a motor vehicle, in particular a motor car |
Ortwin Balthes, Berthold Keppeler, Juergen Kuckelsberg, Siegfried Mueller |
2021-05-25 |
| 10113460 |
Method for adjusting the temperature of an exhaust gas aftertreatment device |
Ortwin Balthes, Berthold Keppeler, Siegfried Mueller |
2018-10-30 |
| 9482126 |
Method for operating an exhaust gas system of a motor vehicle, and exhaust gas system for an internal combustion engine of a motor vehicle |
Ortwin Balthes, Berthold Keppeler |
2016-11-01 |