P

Inventor

CAMPANAC PIERRE

US12 patents
⚠️ This page may combine multiple inventors who share the name “CAMPANAC PIERRE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WU PETER T

4 patents
US8553493B2Oct 8, 2013

Method for permeable zone detection

WU PETER T9 citations82
US8547789B2Oct 1, 2013

Method for gas zone detection using sonic wave attributes

WU PETER T5 citations71
US8681582B2Mar 25, 2014

Method for sonic indication of formation porosity and lithology

WU PETER T2 citations61
US8238194B2Aug 7, 2012

Methods and systems for compressing sonic log data

WU PETER T4 citations59

SCHLUMBERGER TECHNOLOGY CORP

3 patents
US6643221B1Nov 4, 2003

Structures and methods for damping tool waves particularly for acoustic logging tools

SCHLUMBERGER TECHNOLOGY CORP62 citations92
US7639563B2Dec 29, 2009

Method for sonic indication of voids in casing cement

SCHLUMBERGER TECHNOLOGY CORP15 citations83
US9091150B2Jul 28, 2015

Downhole formation tester apparatus and methods

SCHLUMBERGER TECHNOLOGY CORP1 citations49

ROSS SIMON

1 patent
US8448703B2May 28, 2013

Downhole formation tester apparatus and methods

ROSS SIMON10 citations77

ZAZOVSKY ALEXANDER

1 patent
US8393874B2Mar 12, 2013

Hybrid pumping system for a downhole tool

ZAZOVSKY ALEXANDER5 citations71

GARCIA-OSUNA FERNANDO

1 patent
US8619501B2Dec 31, 2013

Ultrasonic measurements performed on rock cores

GARCIA-OSUNA FERNANDO6 citations70

FREEDMAN ROBERT

1 patent
US8471560B2Jun 25, 2013

Measurements in non-invaded formations

FREEDMAN ROBERT2 citations59

FISSELER PATRICK J

1 patent
US8564315B2Oct 22, 2013

Downhole corrosion monitoring

FISSELER PATRICK J4 citations56