Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7950229 | Exhaust system for an internal combustion engine | Christian Schwarz, Werner Verdoorn | 2011-05-31 |
HG
Hubert Graf
Overall (2011): #282,280 of 364,097Top 80%
1
Patents 2011