Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6141959 | Multi-cylinder air-compressing injection-type internal-combustion engine | Steffen Digeser, Frank Duvinage, Walter Friess, Alexander Funk, Anton Kerckhoff +3 more | 2000-11-07 |