KE

K Daniel Efird

NV National Oilwell Varco: 1 patents #240 of 551Top 45%
📍 Diemelstraße, TX: #689 of 1,115 inventorsTop 65%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #2,807,809 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10737368 Electrochemical corrosion of catalyst material from PCD elements Walter R. Rothrock 2020-08-11