DW

Diederick Bernardus Wijning

IB Itrec B.V.: 10 patents #2 of 8Top 25%
📍 Schiedam, NL: #2 of 12 inventorsTop 20%
Overall (2018): #7,012 of 503,207Top 2%
10
Patents 2018

Issued Patents 2018

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
10099752 Offshore drilling system, vessel and method Joop Roodenburg, Pieter Dirk Melis Van Duivendijk 2018-10-16
10086917 Drilling vessel and method for operating a drilling vessel adapted to run large diameter casing strings Joop Roodenburg 2018-10-02
10071790 Subsea wellbore operations vessel Joop Roodenburg 2018-09-11
10060187 Top drive well drilling installation Joop Roodenburg 2018-08-28
10053928 Offshore drilling vessel and method Joop Roodenburg 2018-08-21
9988856 Method for riser string handling and an offshore drilling vessel Joop Roodenburg 2018-06-05
9951539 Modular drilling rig system and method for assembling the same Joop Roodenburg 2018-04-24
9920580 Offshore drilling vessel Joop Roodenburg 2018-03-20
9896167 Subsea wellbore operations vessel Joop Roodenburg 2018-02-20
9874060 Offshore drilling system, vessel and methods Joop Roodenburg 2018-01-23