Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6602820 | Method for producing a nitrogen oxide storage material and a storage material made with it | Ulrich Göbel, Lutz Marc Ruwisch, Martin Foerster | 2003-08-05 |
| 6548105 | Method for partially coating a carrier body | Josef Piroth | 2003-04-15 |