Kazuyoshi Kegasawa

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Sagamihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Methods and apparatus for downhole fluids analysis
- Patent number 6,768,105
- Issue date Jul 27, 2004
- Schlumberger Technology Corporation
- Oliver C. Mullins
- G01 - MEASURING TESTING
Information Patent Grant
Methods and apparatus for downhole fluids analysis
- Patent number 6,476,384
- Issue date Nov 5, 2002
- Schlumberger Technology Corporation
- Oliver C. Mullins
- G01 - MEASURING TESTING
Information Patent Grant
Method of detecting carbon dioxide in a downhole environment
- Patent number 6,465,775
- Issue date Oct 15, 2002
- Schlumberger Technology Corporation
- Oliver C. Mullins
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Methods and apparatus for downhole fluids analysis
- Publication number 20030062472
- Publication date Apr 3, 2003
- Oliver C. Mullins
- G01 - MEASURING TESTING
Information Patent Application
Method of detecting carbon dioxide in a downhole environment
- Publication number 20020074489
- Publication date Jun 20, 2002
- Oliver C. Mullins
- G01 - MEASURING TESTING