Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8044166 | Process for preparing pentamethylene 1,5-diisocyanate | Martin Fiene, Eckhard Stroefer, Wolfgang Siegel, Stephan Freyer, Oskar Zelder | 2011-10-25 |
| 7997066 | Method for monitoring the functionality of the heating of a catalytic converter situated in an exhaust system of an internal combustion engine | Gerd Kraemer, Stefan Uhl, Wolf Kiefer | 2011-08-16 |