Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9476381 | Piston of an internal combustion engine | Enrico Drehobl, Christian Drexel, Manfred Rapp | 2016-10-25 |
| 9464593 | Piston of an internal combustion engine | Enrico Drehobl, Christian Drexel, Manfred Rapp | 2016-10-11 |