Douglas D. Griffin

Person

Bethel, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and system of fluid analysis and control in hydrocarbon well
- Patent number 6,988,547
- Issue date Jan 24, 2006
- Schlumberger Technology Corporation
- Anthony Robert Holmes Goodwin
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for the detection of bubble point pressure
- Patent number 6,758,090
- Issue date Jul 6, 2004
- Schlumberger Technology Corporation
- Neil Bostrom
- G01 - MEASURING TESTING
Information Patent Grant
Gravity measuring apparatus
- Patent number 6,612,171
- Issue date Sep 2, 2003
- Schlumberger Technology Corporation
- Kenneth E. Stephenson
- G01 - MEASURING TESTING
Information Patent Grant
Gas seep detection
- Patent number 6,578,405
- Issue date Jun 17, 2003
- Schlumberger Technology Corporation
- Robert L. Kleinberg
- G01 - MEASURING TESTING
Information Patent Grant
Method and system of fluid analysis and control in a hydrocarbon well
- Patent number 6,490,916
- Issue date Dec 10, 2002
- Schlumberger Technology Corporation
- Anthony Robert Holmes Goodwin
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for protecting a magnetic resonance antenna
- Patent number 6,008,646
- Issue date Dec 28, 1999
- Schlumberger Technology Corporation
- Douglas D. Griffin
- G01 - MEASURING TESTING
Information Patent Grant
Well logging method and apparatus for NMR and resistivity measurements
- Patent number 5,831,433
- Issue date Nov 3, 1998
- Abdurrahman Sezginer
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for protecting a magnetic resonance antenna
- Patent number 5,767,674
- Issue date Jun 16, 1998
- Douglas D. Griffin
- G01 - MEASURING TESTING
Information Patent Grant
Pulsed nuclear magnetism tool for formation evaluation while drilli...
- Patent number 5,705,927
- Issue date Jan 6, 1998
- Schlumberger Technology Corporation
- Abdurrahman Sezginer
- G01 - MEASURING TESTING
Information Patent Grant
Superconducting bearing for borehole and survey gravimeters
- Patent number 5,204,568
- Issue date Apr 20, 1993
- GWR Instruments
- Robert L. Kleinberg
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Antenna and wear plates for borehole logging apparatus
- Patent number 5,153,514
- Issue date Oct 6, 1992
- Schlumberger Technology Corp.
- Douglas D. Griffin
- G01 - MEASURING TESTING
Information Patent Grant
Borehole measurement of NMR characteristics of earth formations
- Patent number 5,055,787
- Issue date Oct 8, 1991
- Schlumberger Technology Corporation
- Robert L. Kleinberg
- G01 - MEASURING TESTING
Information Patent Grant
Borehole measurement of NMR characteristics of earth formations
- Patent number 5,055,788
- Issue date Oct 8, 1991
- Schlumberger Technology Corporation
- Robert L. Kleinberg
- G01 - MEASURING TESTING
Information Patent Grant
Borehole measurement of NMR characteristics of earth formations, an...
- Patent number 4,933,638
- Issue date Jun 12, 1990
- Schlumber Technology Corp.
- Robert L. Kleinberg
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for microinductive investigation of earth formations with...
- Patent number 4,739,272
- Issue date Apr 19, 1988
- Schlumberger Technology Corporation
- Douglas D. Griffin
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Method and system of fluid analysis and control in hydrocarbon well
- Publication number 20040026076
- Publication date Feb 12, 2004
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Anthony Robert Holmes Goodwin
- E21 - EARTH DRILLING MINING
Information Patent Application
Gas seep detection
- Publication number 20030056568
- Publication date Mar 27, 2003
- Robert L. Kleinberg
- G01 - MEASURING TESTING
Information Patent Application
Method and apparatus for the detection of bubble point pressure
- Publication number 20020194907
- Publication date Dec 26, 2002
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Neil Bostrom
- G01 - MEASURING TESTING

Douglas D. Griffin

Person

Patents Grantslast 30 patents

Method and system of fluid analysis and control in hydrocarbon well

Method and apparatus for the detection of bubble point pressure

Gravity measuring apparatus

Gas seep detection

Method and system of fluid analysis and control in a hydrocarbon well

Apparatus for protecting a magnetic resonance antenna

Well logging method and apparatus for NMR and resistivity measurements

Apparatus for protecting a magnetic resonance antenna

Pulsed nuclear magnetism tool for formation evaluation while drilli...

Superconducting bearing for borehole and survey gravimeters

Antenna and wear plates for borehole logging apparatus

Borehole measurement of NMR characteristics of earth formations

Borehole measurement of NMR characteristics of earth formations

Borehole measurement of NMR characteristics of earth formations, an...

Apparatus for microinductive investigation of earth formations with...

Patents Applicationslast 30 patents

Method and system of fluid analysis and control in hydrocarbon well

Gas seep detection

Method and apparatus for the detection of bubble point pressure