P

Inventor

ESMERSOY CENGIZ

US16 patents
⚠️ This page may combine multiple inventors who share the name “ESMERSOY CENGIZ”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHLUMBERGER TECHNOLOGY CORP

11 patents
US6594584B1Jul 15, 2003

Method for calculating a distance between a well logging instrument and a formation boundary by inversion processing measurements from the logging instrument

SCHLUMBERGER TECHNOLOGY CORP137 citations98
US6308137B1Oct 23, 2001

Method and apparatus for communication with a downhole tool

SCHLUMBERGER TECHNOLOGY CORP180 citations98
US6237404B1May 29, 2001

Apparatus and method for determining a drilling mode to optimize formation evaluation measurements

SCHLUMBERGER TECHNOLOGY CORP156 citations98
US5808963ASep 15, 1998

Dipole shear anisotropy logging

SCHLUMBERGER TECHNOLOGY CORP88 citations96
US5214613AMay 25, 1993

Method and apparatus for determining properties of anisotropicelastic media

SCHLUMBERGER TECHNOLOGY CORP55 citations96
US6819110B2Nov 16, 2004

Electromagnetic resistivity logging instrument with transverse magnetic dipole component antennas providing axially extended response

SCHLUMBERGER TECHNOLOGY CORP43 citations92
US6643221B1Nov 4, 2003

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

SCHLUMBERGER TECHNOLOGY CORP62 citations92
US4809239AFeb 28, 1989

Method for evaluating parameters related to the elastic properties of subsurface earth formations

SCHLUMBERGER TECHNOLOGY CORP33 citations92
US6912465B2Jun 28, 2005

System and method for determining downhole clock drift

SCHLUMBERGER TECHNOLOGY CORP29 citations91
US7782709B2Aug 24, 2010

Multi-physics inversion processing to predict pore pressure ahead of the drill bit

SCHLUMBERGER TECHNOLOGY CORP18 citations84
US6606009B2Aug 12, 2003

Self-compensating ovenized clock adapted for wellbore applications

SCHLUMBERGER TECHNOLOGY CORP16 citations82

ESMERSOY CENGIZ

2 patents

THAMBYNAYAGAM R K MICHAEL

1 patent

DAI JIANCHUN

1 patent

ALUMBAUGH DAVID

1 patent