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End coupling for a rock bolt
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Patent number 10,309,221
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Issue date Jun 4, 2019
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FCI Holdings Delaware, Inc.
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Peter Harold Craig
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Self drilling rock bolt
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Patent number 9,091,167
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Issue date Jul 28, 2015
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FCI Holdings Delaware, Inc.
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Peter Harold Craig
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E21 - EARTH DRILLING MINING
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Breakable rock bolt
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Patent number 8,434,970
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Issue date May 7, 2013
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FCI Holdings Delaware, Inc.
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Timothy J. Gaudry
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E21 - EARTH DRILLING MINING
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Cable bolt
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Patent number 8,322,950
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Issue date Dec 4, 2012
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FCI Holdings Delaware, Inc.
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Peter Harold Craig
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D07 - ROPES CABLES OTHER THAN ELECTRIC
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End coupling for a rock bolt
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Patent number 8,172,485
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Issue date May 8, 2012
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FCI Holdings Delaware, Inc.
-
Peter Harold Craig
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E21 - EARTH DRILLING MINING
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Rock bolt
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Patent number 8,087,850
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Issue date Jan 3, 2012
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FCI Holdings Delaware, Inc.
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Peter Harold Craig
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E21 - EARTH DRILLING MINING
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Tension assembly
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Patent number 8,033,760
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Issue date Oct 11, 2011
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FCI Holdings Delaware, Inc.
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Harold Gregory Hinton
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E21 - EARTH DRILLING MINING
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End coupling for a rock bolt
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Patent number 7,896,579
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Issue date Mar 1, 2011
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FCI Holdings Delaware, Inc.
-
Peter Harold Craig
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E21 - EARTH DRILLING MINING
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Plate
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Patent number D628047
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Issue date Nov 30, 2010
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FCI Holdings Delaware, Inc.
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Peter Harold Craig
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D08 - Tools and hardware