Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5605126 | Piston for internal combustion engines, especially diesel engines | Lothar Hofmann, Rudolf Schwarz, Andreas Deuber | 1997-02-25 |
| 4787295 | Piston for internal combustion engines | Edgar Martin, Gerhard Bohm | 1988-11-29 |