JT

John W. Tokar

WI Weatherford International: 1 patents #5 of 15Top 35%
📍 Sherwood Park, CA: #254 of 486 inventorsTop 55%
Overall (All Time): #3,470,064 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6691776 Downhole tool retention apparatus Brett Guillory 2004-02-17