JW

Johannes Van Wijk

CI Cameron International: 2 patents #22 of 150Top 15%
Shell Oil Compny: 1 patents #61 of 282Top 25%
Overall (2019): #155,398 of 560,194Top 30%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10337277 Closed-loop solenoid system Edward C. Gaude 2019-07-02
10233716 Blowout preventer including blind seal assembly Melvyn F. Whitby 2019-03-19