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Jeffrey P. Meisenhelder
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Anchorage, AK, US
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last 30 patents
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Patent Grant
Method and apparatus for orienting perforating devices and confirmi...
Patent number
7,000,699
Issue date
Feb 21, 2006
Schlumberger Technology Corporation
Wenbo Yang
E21 - EARTH DRILLING MINING
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last 30 patents
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Patent Application
Method and apparatus for orienting perforating devices and confirmi...
Publication number
20020185275
Publication date
Dec 12, 2002
Wenbo Yang
E21 - EARTH DRILLING MINING