EK

Erling Kleppa

PA Petroleum Technology Company As: 1 patents #2 of 3Top 70%
Overall (2020): #479,290 of 565,922Top 85%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10597990 Gas lift valve Ståle Pettersen 2020-03-24