JH

Jan Tore Helland

IA Interwell Technology As: 1 patents #5 of 9Top 60%
Overall (All Time): #2,909,777 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10081995 Well tool comprising a plugging device and a junk catching device Anastasia Malafey 2018-09-25