RC

Ridha Chafai

NV National Oilwell Varco: 2 patents #125 of 551Top 25%
Overall (All Time): #2,108,044 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8042625 Drilling tool James Edward Wallace 2011-10-25
7958953 Drilling tool — 2011-06-14