Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6725647 | Exhaust gas treatment units for internal combustion engines and processes for operating them | Marcus Pfeifer, Jurgen Gieshoff, Paul Spurk, Egbert Lox, Thomas Kreuzer | 2004-04-27 |