Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6041749 | Wear resistant cylinder barrel surface for supporting a piston | Rüdiger Schäfer | 2000-03-28 |
| 5797311 | Piston/liner arrangement for a reciprocating-piston internal combustion engine | Herbert Gasthuber, Martin Schulz, Michael Wiesner | 1998-08-25 |
| 4509488 | Process and apparatus for intermittent control of a cyclically operating internal combustion engine | Hans-Joachim Forster, Ulrich Letsche | 1985-04-09 |
| 4429674 | Multicylinder internal combustion engine | — | 1984-02-07 |