Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Magnetic sensor system useful for detecting tool joints in a downhole tubing string

Magnetic sensor system useful for detecting tool joints in a downhole tubing string

US Patent 6720764 · Granted Apr 13, 2004

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Neutron porosity measurement devices with semiconductor neutron detection cells 2013
Method and apparatus for determining the in situ larmor frequency of a wellbore 1995
Borehole measurement of NMR characteristics of earth formation1995