Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7891169 | Procedure and control device to diagnose a catalytic converter system of an internal combustion engine | Erich Schneider, Christoph Woll, Peter Doebler | 2011-02-22 |
QQ
Qiang Qiu
Overall (2011): #191,424 of 364,097Top 55%
1
Patents 2011