Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499386 | Liquid-cooled piston | Edgar Martin | 2002-12-31 |
| 6152017 | Lightweight piston | Josef Harrer, Dirk Ragus | 2000-11-28 |
| 5890416 | Liquid-cooled piston | Edgar Martin | 1999-04-06 |