CK

Colin Robert Kollker

NV National Oilwell Varco: 1 patents #240 of 551Top 45%
📍 Conroe, TX: #478 of 788 inventorsTop 65%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #3,148,099 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8378840 Surface communication device and method for downhole tool Alamzeb Hafeez Khan, Gregory Edward Leuenberger, Kevin W. Clark, Brett Herbert Stanes 2013-02-19