Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4489956 | Heelholder for safety ski bindings | — | 1984-12-25 |
| 4451059 | Heelholder for safety ski bindings | Walter Knabel, Ludwig Wagner | 1984-05-29 |
| 4444413 | Heelholder for safety ski bindings | Manfred Richert | 1984-04-24 |