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James J. Walulik
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Houston, TX, US
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last 30 patents
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Patent Grant
Integral standoff of induction sondes to minimize correction of bor...
Patent number
6,102,115
Issue date
Aug 15, 2000
Schlumberger Technology Corporation
Gary A. Hazen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Sonic well logging tool transmitter
Patent number
4,862,991
Issue date
Sep 5, 1989
Schlumberger Technology Corporation
David C. Hoyle
G01 - MEASURING TESTING
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Patent Grant
Wet electrical connector
Patent number
4,767,349
Issue date
Aug 30, 1988
Schlumberger Technology Corporation
Alain P. Pottier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Repeatedly operable electrical wet connector
Patent number
4,589,717
Issue date
May 20, 1986
Schlumberger Technology Corporation
Alain P. Pottier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for conducting wireline operations in a borehole
Patent number
4,485,870
Issue date
Dec 4, 1984
Schlumberger Technology Corporation
James J. Walulik
E21 - EARTH DRILLING MINING