Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Magnetostrictive transducer for logging tool

Magnetostrictive transducer for logging tool

US Patent 5020036 · Granted May 28, 1991

Estimated economic value: $33,461,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Sensor in bit for measuring formation properties while drilling2000
Inspecting a conductive object with a steady state magnetic field and induced ed1997
Method and apparatus for detecting and measuring gelled pigs in tubulars1996
Sensor in bit for measuring formation properties while drilling including a dril1995
Downhole wellbore tool for measuring flow parameters1993
Well perforation inspection1993
Centrifugal separator systems for multi-phase fluids1993
Hydraulically-actuated downhole seismic source1992
Transducers for acoustic logging tool1992
Girth weld detection system for pipeline survey pig1992
Downhole seismic array system1992
Acoustic signal transmitter for logging tools1991