Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6926103 | Splittable block on a derrick | Joop Roodenburg | 2005-08-09 |
| 6926260 | Compensation and hoisting apparatus | Joop Roodenburg, Robert van Kuilenburg | 2005-08-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6926103 | Splittable block on a derrick | Joop Roodenburg | 2005-08-09 |
| 6926260 | Compensation and hoisting apparatus | Joop Roodenburg, Robert van Kuilenburg | 2005-08-09 |