Roger Griffiths

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Selangor, MY

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Patents Grantslast 30 patents

Information Patent Grant
Determination of formation properties using graphical methods
- Patent number 10,571,600
- Issue date Feb 25, 2020
- Schlumberger Technology Corporation
- Chanh Cao Minh
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for determining petrophysical properties from logging measur...
- Patent number 10,451,769
- Issue date Oct 22, 2019
- Schlumberger Technology Corporation
- John C. Rasmus
- G01 - MEASURING TESTING
Information Patent Grant
Formation evaluation using stochastic analysis of log data
- Patent number 10,422,221
- Issue date Sep 24, 2019
- Schlumberger Technology Corporation
- Kais Gzara
- G01 - MEASURING TESTING
Information Patent Grant
Petrophysical relationships using blind source separation techniques
- Patent number 10,400,594
- Issue date Sep 3, 2019
- Schlumberger Technology Corporation
- Vikas Jain
- E21 - EARTH DRILLING MINING
Information Patent Grant
Methods, computer-readable media, and systems for applying 1-dimens...
- Patent number 10,323,498
- Issue date Jun 18, 2019
- Schlumberger Technology Corporation
- Keli Sun
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for determining formation properties using non...
- Patent number 9,945,977
- Issue date Apr 17, 2018
- Schlumberger Technology Corporation
- Keli Sun
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Method and Apparatus for Determining Formation Properties Using Non...
- Publication number 20160252643
- Publication date Sep 1, 2016
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Keli Sun
- G01 - MEASURING TESTING
Information Patent Application
Methods, Computer-Readable Media, and Systems for Applying 1-Dimens...
- Publication number 20160237801
- Publication date Aug 18, 2016
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Keli Sun
- E21 - EARTH DRILLING MINING
Information Patent Application
Formation Evaluation Using Stochastic Analysis Of Log Data
- Publication number 20160230548
- Publication date Aug 11, 2016
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Kais Gzara
- G01 - MEASURING TESTING
Information Patent Application
Method for Determining Petrophysical Properties From Logging Measur...
- Publication number 20160216405
- Publication date Jul 28, 2016
- SCHLUMBERGER TECHNOLOGY CORPORATION
- John C. Rasmus
- G01 - MEASURING TESTING
Information Patent Application
Petrophysical Relationships Using Blind Source Separation Techniques
- Publication number 20160178546
- Publication date Jun 23, 2016
- Schlumberger Technology Corporation
- Vikas Jain
- G01 - MEASURING TESTING