JK

Jannes Köppen

Shell Oil Compny: 1 patents #55 of 225Top 25%
Overall (2018): #383,297 of 503,207Top 80%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9895629 Contact and separation column and tray Eric Johannes Vos, Peter Mervyn Wilkinson 2018-02-20