Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5266061 | Ship with mooring means | Leendert Poldervaart | 1993-11-30 |
| 5052322 | Ship with mooring means | Leendert Poldervaart | 1991-10-01 |
| 4917038 | Mooring system with quick-action coupling | Leendert Poldervaart | 1990-04-17 |