Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7638452 | Method for the reactivation of thermally aged nitrogen oxide storage catalytic converters | Meike Wittrock, Ulrich Goebel, Thomas Kreuzer, Jan-Dierk Grunwaldt, Marek Maciejewski +1 more | 2009-12-29 |