Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10415316 | Apparatus and method for drilling a directional borehole in the ground | Gerardus Godefridus Johannes Van Og, Joop Roodenburg | 2019-09-17 |
| 10385631 | Drilling vessel | Joop Roodenburg, Diederick Bernardus Wijning | 2019-08-20 |
| 10352113 | Tubular product clamp | Joop Roodenburg, Theodorus Cornelis Joanes Maria Stijnman | 2019-07-16 |
| 10329841 | Wellbore drilling with a trolley and a top drive device | Diederick Bernardus Wijning, Nicolaas Thijs Pieter MAX, Jasper Hendrik Frank Bakker, Adriaan Van Swieten, Joop Roodenburg | 2019-06-25 |
| 10315734 | Offshore drilling system, vessel and method | Joop Roodenburg, Diederick Bernardus Wijning | 2019-06-11 |