Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Logging method and apparatus for investigating geometrical characteristics of a borehole and for investigating formation resistivity

Logging method and apparatus for investigating geometrical characteristics of a borehole and for investigating formation resistivity

US Patent 5426368 · Granted Jun 20, 1995

Estimated economic value: $60,149,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Resistivity measurement for evaluating a fluid2023
System, apparatus, and method of conducting measurements of a borehole2015
Extended length cable assembly for a hydrocarbon well application2014
System and method for reducing the borehole gap for downhole formation testing s2012
Fluid level indication system and technique2012
Measuring a characteristic of a multimode optical fiber2011
Methods for visualizing distances between wellbore and formation boundaries2011
Integrated electrode resistivity and EM telemetry tool2010
Fluid level indication system and technique2010
System, apparatus, and method of conducting measurements of a borehole2010
Distributed vibration sensing system using multimode fiber2010
Methods for visualizing distances between wellbore and formation boundaries2009