Shu-Kong Chang

Person

Sugar Land, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Slowness-frequency projection display and animation
- Patent number 7,643,374
- Issue date Jan 5, 2010
- Schlumberger Technology Corporation
- Thomas J. Plona
- G01 - MEASURING TESTING
Information Patent Grant
Analysis of time-series data using singularities
- Patent number 7,603,238
- Issue date Oct 13, 2009
- Schlumberger Technology Corporation
- Henri-Pierre Valero
- G01 - MEASURING TESTING
Information Patent Grant
Electromagnetic induction well logging instrument having azimuthall...
- Patent number 6,509,738
- Issue date Jan 21, 2003
- Schlumberger Technology Corporation
- Gerald N. Minerbo
- G01 - MEASURING TESTING
Information Patent Grant
Nuclear magnetic resonance logging with azimuthal resolution
- Patent number 6,373,248
- Issue date Apr 16, 2002
- Schlumberger Technology Corporation
- Martin E. Poitzsch
- G01 - MEASURING TESTING
Information Patent Grant
Nuclear magnetic resonance logging with azimuthal resolution
- Patent number 6,366,089
- Issue date Apr 2, 2002
- Schlumberger Technology Corporation
- Martin E. Poitzsch
- G01 - MEASURING TESTING
Information Patent Grant
Nuclear magnetic resonance logging with azimuthal resolution
- Patent number 6,255,817
- Issue date Jul 3, 2001
- Schlumberger Technology Corporation
- Martin E. Poitzsch
- G01 - MEASURING TESTING
Information Patent Grant
Rotary steerable well drilling system utilizing hydraulic servo-loop
- Patent number 6,109,372
- Issue date Aug 29, 2000
- Schlumberger Technology Corporation
- Alain P. Dorel
- E21 - EARTH DRILLING MINING
Information Patent Grant
Nuclear magnetic resonance logging with azimuthal resolution
- Patent number 5,977,768
- Issue date Nov 2, 1999
- Schlumberger Technology Corporation
- Abdurrahman Sezginer
- G01 - MEASURING TESTING
Information Patent Grant
Pulsed nuclear magnetism tool for formation evaluation while drilling
- Patent number 5,923,167
- Issue date Jul 13, 1999
- Schlumberger Technology Corporation
- Shu-Kong Chang
- G01 - MEASURING TESTING
Information Patent Grant
Method of and apparatus for sonic logging while drilling a borehole...
- Patent number 5,852,587
- Issue date Dec 22, 1998
- Schlumberger Technology Corporation
- Sergio Kostek
- G01 - MEASURING TESTING
Information Patent Grant
Method of sonic logging while drilling a borehole traversing an ear...
- Patent number 5,796,677
- Issue date Aug 18, 1998
- Schlumberger Technology Corporation
- Sergio Kostek
- G01 - MEASURING TESTING
Information Patent Grant
Transducer for sonic logging-while-drilling
- Patent number 5,753,812
- Issue date May 19, 1998
- Schlumberger Technology Corporation
- Jeffrey B. Aron
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole processing of sonic waveform information
- Patent number 5,594,706
- Issue date Jan 14, 1997
- Schlumberger Technology Corporation
- Ramachandra Shenoy
- G01 - MEASURING TESTING
Information Patent Grant
Methods and apparatus for discrete-frequency tube-wave logging of b...
- Patent number 5,331,604
- Issue date Jul 19, 1994
- Schlumberger Technology Corporation
- Shu-Kong Chang
- G01 - MEASURING TESTING
Information Patent Grant
Receiver apparatus for use in logging while drilling
- Patent number 5,309,404
- Issue date May 3, 1994
- Schlumberger Technology Corporation
- Sergio Kostek
- G01 - MEASURING TESTING
Information Patent Grant
Methods and apparatus for simultaneous compressional, shear and Sto...
- Patent number 5,265,067
- Issue date Nov 23, 1993
- Schlumberger Technology Corporation
- Shu-Kong Chang
- G01 - MEASURING TESTING
Information Patent Grant
Method and sonic tool apparatus for investigating properties of ear...
- Patent number 5,197,038
- Issue date Mar 23, 1993
- Schlumberger Technology Corporation
- Shu K. Chang
- G01 - MEASURING TESTING
Information Patent Grant
Discrete-frequency multipole sonic logging methods and apparatus
- Patent number 5,077,697
- Issue date Dec 31, 1991
- Schlumberger Technology Corporation
- Shu-Kong Chang
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for multipole acoustic logging
- Patent number 4,951,267
- Issue date Aug 21, 1990
- Schlumberger Technology Corporation
- Shu-Kong Chang
- G01 - MEASURING TESTING
Information Patent Grant
Logging tool housing with acoustic delay
- Patent number 4,850,450
- Issue date Jul 25, 1989
- Schlumberger Technology Corporation
- David C. Hoyle
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for acoustic dipole direct shear wave well log...
- Patent number 4,703,460
- Issue date Oct 27, 1987
- Schlumberger Technology Corporation
- Andrew L. Kurkjian
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for acoustic dipole shear wave well logging
- Patent number 4,698,792
- Issue date Oct 6, 1987
- Schlumberger Technology Corporation
- Andrew L. Kurkjian
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
ANALYSIS OF TIME-SERIES DATA USING SINGULARITIES
- Publication number 20090093961
- Publication date Apr 9, 2009
- SCHLUMBERGER TECHNOLOGY CORPORATION
- HENRI-PIERRE VALERO
- G01 - MEASURING TESTING
Information Patent Application
Slowness-frequency projection display and animation
- Publication number 20080144439
- Publication date Jun 19, 2008
- Thomas J. Plona
- G01 - MEASURING TESTING

Shu-Kong Chang

Person

Patents Grantslast 30 patents

Slowness-frequency projection display and animation

Analysis of time-series data using singularities

Electromagnetic induction well logging instrument having azimuthall...

Nuclear magnetic resonance logging with azimuthal resolution

Nuclear magnetic resonance logging with azimuthal resolution

Nuclear magnetic resonance logging with azimuthal resolution

Rotary steerable well drilling system utilizing hydraulic servo-loop

Nuclear magnetic resonance logging with azimuthal resolution

Pulsed nuclear magnetism tool for formation evaluation while drilling

Method of and apparatus for sonic logging while drilling a borehole...

Method of sonic logging while drilling a borehole traversing an ear...

Transducer for sonic logging-while-drilling

Downhole processing of sonic waveform information

Methods and apparatus for discrete-frequency tube-wave logging of b...

Receiver apparatus for use in logging while drilling

Methods and apparatus for simultaneous compressional, shear and Sto...

Method and sonic tool apparatus for investigating properties of ear...

Discrete-frequency multipole sonic logging methods and apparatus

Method and apparatus for multipole acoustic logging

Logging tool housing with acoustic delay

Method and apparatus for acoustic dipole direct shear wave well log...

Method and apparatus for acoustic dipole shear wave well logging

Patents Applicationslast 30 patents

ANALYSIS OF TIME-SERIES DATA USING SINGULARITIES

Slowness-frequency projection display and animation