Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6966106 | Method and apparatus for transporting and running tubulars | Joop Roodenburg | 2005-11-22 |
| 6871609 | Multipurpose tower for monohull | Joop Roodenburg, Robert van Kuilenburg | 2005-03-29 |