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Multi-finger caliper
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Patent number 11,661,840
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Issue date May 30, 2023
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Schlumberger Technology Corporation
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Cédric Perrin
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G01 - MEASURING TESTING
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Stabilizer assembly
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Patent number 10,502,008
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Issue date Dec 10, 2019
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Schlumberger Technology Corporation
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Cedric Perrin
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E21 - EARTH DRILLING MINING
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Instrumented drilling system
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Patent number 9,140,114
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Issue date Sep 22, 2015
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Schlumberger Technology Corporation
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Cedric Perrin
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E21 - EARTH DRILLING MINING
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Directional drilling system
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Patent number 9,057,223
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Issue date Jun 16, 2015
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Schlumberger Technology Corporation
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Cedric Perrin
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E21 - EARTH DRILLING MINING
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