Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7971566 | Piston for an internal combustion engine and method for its production | Thomas Hoch | 2011-07-05 |
| 7533649 | Piston for an internal combustion engine | Peter Kemnitz | 2009-05-19 |