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last 30 patents
Information
Patent Grant
Wellbore method and apparatus for completion, production and injection
Patent number
8,430,160
Issue date
Apr 30, 2013
Exxonmobil Upstream Research Company
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore method and apparatus for completion, production and injection
Patent number
8,356,664
Issue date
Jan 22, 2013
Exxonmobil Upstream Research Company
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore method and apparatus for completion, production and injection
Patent number
8,347,956
Issue date
Jan 8, 2013
Exxonmobil Upstream Research Company
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore method and apparatus for completion, production and injection
Patent number
8,186,429
Issue date
May 29, 2012
ExxonMobil Upsteam Research Company
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore method and apparatus for completion, production and injection
Patent number
8,011,437
Issue date
Sep 6, 2011
Exxonmobil Upstream Research Company
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore method and apparatus for completion, production and injection
Patent number
7,938,184
Issue date
May 10, 2011
Exxonmobil Upstream Research Company
Charles S. Yeh
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
Wellbore Method and Apparatus For Completion, Production and Injection
Publication number
20120205094
Publication date
Aug 16, 2012
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Application
WELLBORE METHOD AND APPARATUS FOR COMPLETION, PRODUCTION AND INJECTION
Publication number
20120205095
Publication date
Aug 16, 2012
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Application
WELLBORE METHOD AND APPARATUS FOR COMPLETION, PRODUCTION AND INJECTION
Publication number
20120199342
Publication date
Aug 9, 2012
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Application
Wellbore Method and Apparatus For Completion, Production and Injection
Publication number
20110132596
Publication date
Jun 9, 2011
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Application
Wellbore Method and Apparatus For Completion, Production and Injection
Publication number
20110132616
Publication date
Jun 9, 2011
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Application
Wellbore method and apparatus for completion, production and injection
Publication number
20080142227
Publication date
Jun 19, 2008
Charles S. Yeh
E21 - EARTH DRILLING MINING