Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638780 | Inlet system for a two cycle internal combustion engine | Frank Duvinage, Gunter Karl, Michael Kramer, Jorg Abthoff | 1997-06-17 |
| 5623194 | Apparatus for monitoring and controlling charging of a battery for a hybrid or electric vehicle | Wolf Boll, Gunther Knorzer | 1997-04-22 |