JT

James R. Twist

BT Baroid Technology: 2 patents #17 of 87Top 20%
Overall (All Time): #2,312,488 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5159577 Technique for reducing whirling of a drill string — 1992-10-27
5058077 Compensation technique for eccentered MWD sensors — 1991-10-15