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Olaf Hellwig
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Nossen, DE
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Patents Grants
last 30 patents
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Patent Grant
Imaging of formation structure ahead of the drill-bit
Patent number
8,811,114
Issue date
Aug 19, 2014
Baker Hughes Incorporated
Theodorus W. Geerits
G01 - MEASURING TESTING
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Patent Grant
Imaging of formation structure ahead of the drill-bit
Patent number
8,055,448
Issue date
Nov 8, 2011
Baker Hughes Incorporated
Holger Mathiszik
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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Patent Application
Imaging of Formation Structure Ahead of the Drill-Bit
Publication number
20120069713
Publication date
Mar 22, 2012
BAKER HUGHES INCORPORATED
Theodorus W. Geerits
E21 - EARTH DRILLING MINING
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Patent Application
Imaging of Formation Structure Ahead of the Drill-Bit
Publication number
20080312839
Publication date
Dec 18, 2008
BAKER HUGHES INCORPORATED
Holger Mathiszik
G01 - MEASURING TESTING