Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8032292 | Electrical ignition method for internal combustion engines | Leo Kiessling | 2011-10-04 |
| 7894974 | Method for operating a two-stroke engine | Andreas Bähner, Andreas Lingen, Georg Maier, Heinrich Leufen, Leo Kieβling | 2011-02-22 |