Issued Patents 2019
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10457357 | Subsea wellbore operations vessel | Joop Roodenburg | 2019-10-29 |
| 10450811 | Offshore drilling vessel and method | Joop Roodenburg | 2019-10-22 |
| 10422187 | Offshore drilling vessel | Joop Roodenburg | 2019-09-24 |
| 10399646 | Offshore drilling vessel | Joop Roodenburg | 2019-09-03 |
| 10392869 | Marine drilling riser joint | Joop Roodenburg | 2019-08-27 |
| 10385631 | Drilling vessel | Joop Roodenburg, Pieter Dirk Melis Van Duivendijk | 2019-08-20 |
| 10329841 | Wellbore drilling with a trolley and a top drive device | Pieter Dirk Melis Van Duivendijk, 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, Pieter Dirk Melis Van Duivendijk | 2019-06-11 |
| 10293896 | Subsea wellbore operations vessel | Joop Roodenburg | 2019-05-21 |
| 10260294 | Wellbore drilling system | Joop Roodenburg, Hendrik Hessels | 2019-04-16 |
| 10202811 | Subsea wellbore operations vessel and method | Joop Roodenburg | 2019-02-12 |