Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8247476 | Curable casting compound for manufacturing plastic moulded parts | Andreas Hajek | 2012-08-21 |
| 5141456 | Water craft with guide fins | Hans Langenberg | 1992-08-25 |
| 4959032 | Water craft with guide fins | Hans Langenberg | 1990-09-25 |