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Home › Downhole detection

Downhole detection

US Patent 10927664 · Granted Feb 23, 2021

Assignee

Welldata (Subsurface Surveillance Systems) Limited

Inventors

Sydney Joseph Littleford (6 patents)
Christopher Gardiner (2 patents)
Duncan Paul Shepherd (1 patents)

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Last updated: Dec 31, 2025 · Updated quarterly