Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10975638 | Drilling rig comprising tubular stand handling system | Joop Roodenburg | 2021-04-13 |
| 10927657 | Wellbore drilling with a top drive device | Diederick Bernardus Wijning, Nicolaas Thijs Pieter MAX, Jasper Hendrik Frank Bakker, Joop Roodenburg, Adriaan Van Swieten | 2021-02-23 |