DS

Donald M. Sawyer

RL Rival Downhole Tools Lc: 1 patents #2 of 5Top 40%
📍 Conroe, TX: #51 of 132 inventorsTop 40%
🗺 Texas: #5,748 of 16,780 inventorsTop 35%
Overall (2021): #470,252 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11008809 Bent housing drilling motor with counter-rotating lower end Gunther HH von Gynz-Rekowski, William Christian Herben, Mark Allen Reeves, Roger Fincher 2021-05-18