DH

Douglas A. Hunter

CT Canrig Drilling Technology: 1 patents #7 of 19Top 40%
📍 Calgary, CA: #129 of 545 inventorsTop 25%
Overall (2016): #415,489 of 481,213Top 90%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9404324 Oilfield tubular spin-in and spin-out detection for making-up and breaking-out tubular strings 2016-08-02