Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5279266 | Two-stroke internal combustion engine | Klaus Landfahrer, Karl Wojik | 1994-01-18 |
| 5044159 | Exhaust system for two-stroke cycle engines | Klaus Landfahrer, Diethard Plohberger, Christof D. Fischer, Karl Wojik | 1991-09-03 |