Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7997066 | Method for monitoring the functionality of the heating of a catalytic converter situated in an exhaust system of an internal combustion engine | Stefan Uhl, Wolf Kiefer, Gerhard Schulz | 2011-08-16 |