Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
AP

Andrew Prestridge — 2 Patents

Schlumberger Technology: 2 patents #2,609 of 7,293Top 40%
Overall (All Time): #2,025,691 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8991492 Methods, systems and apparatus for coiled tubing testing John R. Lovell, Warren Zemlak, Marc Allcorn, Luis Felipe Peixoto, Steven Harrison +2 more 2015-03-31
7980306 Methods, systems and apparatus for coiled tubing testing John R. Lovell, Warren Zemlak, Marc Allcorn, Luis Felipe Peixoto, Steven Harrison +2 more 2011-07-19