PH

Per Olav Haughom

DA Den Norske Stats Oljeselskap A.S.: 1 patents #1 of 20Top 5%
📍 Tonstad, NO: #1 of 1 inventorsTop 100%
Overall (2004): #139,260 of 270,089Top 55%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6834889 Torque release coupling for use in drill strings Egil Sunde, Morten Hyvik 2004-12-28