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Michael Scott Nixon
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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Rolling cutter drill bits
Patent number
6,416,224
Issue date
Jul 9, 2002
Schlumberger Technology Corporation
Michael S. Nixon
E21 - EARTH DRILLING MINING
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Patent Grant
Rolling cutter drill bits
Patent number
6,354,740
Issue date
Mar 12, 2002
Camco International Inc.
Ranjit Kumar Singh
E21 - EARTH DRILLING MINING
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Patent Grant
Rolling cutter drill bits
Patent number
5,725,313
Issue date
Mar 10, 1998
Camco International Inc.
Ranjit Kumar Singh
E21 - EARTH DRILLING MINING