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Clamp
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Patent number 9,410,570
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Issue date Aug 9, 2016
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Specialised Petroleum Services Group Limited
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James Edward Atkins
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Reaming tool
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Patent number 8,807,245
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Issue date Aug 19, 2014
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Deep Casing Tools, Ltd.
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Edward D. Scott
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E21 - EARTH DRILLING MINING
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Reaming tool
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Patent number 8,622,126
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Issue date Jan 7, 2014
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Deep Casing Tools, Ltd.
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Edward D. Scott
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E21 - EARTH DRILLING MINING
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Clamp
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Patent number 8,388,256
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Issue date Mar 5, 2013
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Specialised Petroleum Services Group Limited
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James Atkins
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Valve seat
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Patent number 7,681,650
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Issue date Mar 23, 2010
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Specialised Petroleum Services Group Limited
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George Telfer
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E21 - EARTH DRILLING MINING
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Downhole tool
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Patent number 7,416,029
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Issue date Aug 26, 2008
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Specialised Petroleum Services Group Limited
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George Telfer
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E21 - EARTH DRILLING MINING
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Downhole tool
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Patent number 7,252,150
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Issue date Aug 7, 2007
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Smith International, Inc.
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Andrew McPherson Downie
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E21 - EARTH DRILLING MINING
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Drilling turbine
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Patent number 7,204,326
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Issue date Apr 17, 2007
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Smith International, Inc.
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Andrew McPherson Downie
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC