WR

Walter R. Rothrock

NV National Oilwell Varco: 2 patents #125 of 551Top 25%
📍 New Caney, TX: #11 of 26 inventorsTop 45%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #1,915,144 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10737368 Electrochemical corrosion of catalyst material from PCD elements K Daniel Efird 2020-08-11
9156136 Systems and methods for vapor pressure leaching polycrystalline diamond cutter elements Guodong Zhan, Parul Walia Dhall, Michael Scott Nixon, Terry R. Matthias 2015-10-13