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Akio Kita
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Katy, TX, US
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last 30 patents
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Patent Grant
Downhole tool impact dissipating tool
Patent number
10,253,576
Issue date
Apr 9, 2019
Schlumberger Technology Corporation
Alan J. Sallwasser
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole tool impact dissipating tool
Patent number
9,739,102
Issue date
Aug 22, 2017
Schlumberger Technology Corporation
Alan J. Sallwasser
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole tool impact dissipating tool
Patent number
9,567,812
Issue date
Feb 14, 2017
Schlumberger Technology Corporation
Alan J. Sallwasser
E21 - EARTH DRILLING MINING
Information
Patent Grant
Automated sidewall coring
Patent number
9,217,328
Issue date
Dec 22, 2015
Schlumberger Technology Corporation
Bo Yang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole tool impact dissipating tool
Patent number
8,813,876
Issue date
Aug 26, 2014
Schlumberger Technology Corporation
Alan J. Sallwasser
E21 - EARTH DRILLING MINING
Information
Patent Grant
Through drillstring logging systems and methods
Patent number
8,443,915
Issue date
May 21, 2013
Schlumberger Technology Corporation
Bruce H. Storm
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
DOWNHOLE TOOL IMPACT DISSIPATING TOOL
Publication number
20170145758
Publication date
May 25, 2017
Alan J. Sallwasser
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole Tool Impact Dissipating Tool
Publication number
20140326508
Publication date
Nov 6, 2014
SCHLUMBERGER TECHNOLOGY CORPORATION
Alan J. Sallwasser
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole Tool Impact Dissipating Tool
Publication number
20140326513
Publication date
Nov 6, 2014
SCHLUMBERGER TECHNOLOGY CORPORATION
Alan J. Sallwasser
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole Tool Impact Dissipating Tool
Publication number
20130092447
Publication date
Apr 18, 2013
THRUBIT B.V.
Alan J. Sallwasser
E21 - EARTH DRILLING MINING
Information
Patent Application
Automated Sidewall Coring
Publication number
20120318579
Publication date
Dec 20, 2012
SCHLUMBERGER TECHNOLOGY CORPORATION
Bo Yang
E21 - EARTH DRILLING MINING
Information
Patent Application
THROUGH DRILLSTRING LOGGING SYSTEMS AND METHODS
Publication number
20100096187
Publication date
Apr 22, 2010
Bruce H. Storm, JR.
E21 - EARTH DRILLING MINING