PH

Per Olaf Haughom

DA Den Norske Stats Oljeselskap A.S.: 1 patents #59 of 220Top 30%
📍 Tonstad, NO: #2 of 6 inventorsTop 35%
Overall (All Time): #3,520,191 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6607043 Down hole motors and methods for their operation Egil Sunde 2003-08-19