Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8931545 | Internal combustion engine and heat engine with multiple heat exchangers | Raymond Freymann, Wolfgang Strobl, Walter Huebner, Andreas Obieglo, Peter Doemeland +4 more | 2015-01-13 |