PD

Pieter Dirk Melis Van Duivendijk

IB Itrec B.V.: 2 patents #5 of 13Top 40%
📍 Schiedam, TX: #1 of 1 inventorsTop 100%
Overall (2017): #115,329 of 506,227Top 25%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9587447 Drilling vessel Joop Roodenburg, Diederick Bernardus Wijning 2017-03-07
9580979 Tubulars handling system and apparatus Joop Roodenburg 2017-02-28