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William Barry Fisher
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Tomball, TX, US
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last 30 patents
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Patent Grant
Fluid filtering device for a wellbore and method for completing a w...
Patent number
9,593,559
Issue date
Mar 14, 2017
ExxonMobil Upstream Research Company
Charles S. Yeh
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
Fluid Filtering Device for a Wellbore and Method for Completing a W...
Publication number
20140231083
Publication date
Aug 21, 2014
Charles S. Yeh
E21 - EARTH DRILLING MINING