Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7077080 | Hydraulic synchronizing coupler for a free piston engine | Joachim Schmuecker, Herman-Josef Laumen, Adrain Tusinean, Kevin B. Fuqua | 2006-07-18 |
| 6948459 | Position sensing for a free piston engine | Herman-Josef Laumen | 2005-09-27 |