FE

Fife B. Ellis

DR Dril-Quip: 4 patents #1 of 10Top 10%
📍 Houston, TX: #127 of 2,453 inventorsTop 6%
🗺 Texas: #1,017 of 15,389 inventorsTop 7%
Overall (2017): #47,907 of 506,227Top 10%
4
Patents 2017

Issued Patents 2017

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9784052 Enhanced ram-style riser tensioner cylinder Steven M. Hafernik 2017-10-10
9784064 Methods and systems for operating a downhole tool Dale Norman, Travis Potier, Colter Pesek, Jarryd Daniels 2017-10-10
9682752 Deflection absorbing tensioner frame Steven M. Hafernik, Neil B. Prasad 2017-06-20
9540890 Methods and systems for tensioner connection Neil B. Prasad, Steven M. Hafernik 2017-01-10