Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6415759 | Four stroke engine having flexible arrangement | Gerd Ohrnberger, Norbert Korenjak, Rudolf Tscherne | 2002-07-09 |
| 6390869 | Four stroke engine with valve train arrangement | Norbert Korenjak, Rudolf Tscherne, Rudolf Kusel | 2002-05-21 |