Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6571601 | Method for determining the reducing agent concentration (NH3) in the exhaust-gas flow of an internal combustion engine | Eckard Irion, Aleksandar Knezevic, Holger Leye | 2003-06-03 |