AS

Arild F. Stein

IA Interwell Norway As: 2 patents #3 of 15Top 20%
📍 Sandnes, NO: #41 of 289 inventorsTop 15%
Overall (All Time): #1,095,030 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12416217 Well tool device for injecting a fluid through a hole in a well bore Espen Hiorth 2025-09-16
11280181 Method and system for integrity testing 2022-03-22
10082005 Method and device for setting and retrieving a crown plug Helge Salomonsen, Trond Eidebakk B. Lunde 2018-09-25
9267345 Flow activated circulating valve Eirik Grande 2016-02-23