Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6672597 | Sealing strip for sealing a joint | Rüdiger Daniel, Hubert HILGER | 2004-01-06 |
| 5686174 | Joint-sealing strip | — | 1997-11-11 |
| 5072952 | Sealing element | Werner Frank | 1991-12-17 |
| 4977018 | Sealing element | Frank Schwarze | 1990-12-11 |