Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378099 | Heave compensated dual hoist crane | Cornelis Martinus VAN VELUW, Wing Sum LEE | 2025-08-05 |
| 12006189 | Heave compensated dual hoist crane | Cornelis Martinus VAN VELUW, Wing Sum LEE | 2024-06-11 |