Issued Patents All Time
Showing 1–2 of 2 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 |
| 5452992 | Tubular shaft for a tubular-type pump | — | 1995-09-26 |