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US Patent 9249655 Control system for a top drive

OverviewStructured DataIssuesContributorsActivity
Is a
Patent
Patent
Date Filed
May 31, 2012
Date of Patent
February 2, 2016
Patent Application Number
13485533
Patent Citations Received
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US Patent 12119775 Motor angular position control
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US Patent 11927061 Reeving system for supporting a load
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US Patent 11933156 Controller augmenting existing control system
0
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US Patent 11933158 System and method for mag ranging drilling control
0
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US Patent 11982172 System and method for drilling a borehole
0
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US Patent 12091958 Drilling system control for reducing stick-slip by calculating and reducing energy of upgoing rotational waves in a drillstring
0
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US Patent 11916507 Motor angular position control
0
Patent Inventor Names
Larry G. Keast
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Stephen Lee Gerhauser, Jr.
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
9249655
Patent Primary Examiner
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Ramesh Patel

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