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Cara D. Weinheimer
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Fort Worth, TX, US
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Patents Grants
last 30 patents
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Patent Grant
Drill bits and tools for subterranean drilling including rubbing zo...
Patent number
9,890,597
Issue date
Feb 13, 2018
Baker Hughes Incorporated
Thorsten Schwefe
E21 - EARTH DRILLING MINING
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Patent Grant
Drill bits and tools for subterranean drilling, methods of manufact...
Patent number
9,309,723
Issue date
Apr 12, 2016
Baker Hughes Incorporated
Thorsten Schwefe
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
DRILL BITS AND TOOLS FOR SUBTERRANEAN DRILLING INCLUDING RUBBING ZO...
Publication number
20170022763
Publication date
Jan 26, 2017
BAKER HUGHES INCORPORATED
Thorsten Schwefe
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BITS AND TOOLS FOR SUBTERRANEAN DRILLING, METHODS OF MANUFACT...
Publication number
20110079438
Publication date
Apr 7, 2011
BAKER HUGHES INCORPORATED
Thorsten Schwefe
E21 - EARTH DRILLING MINING