Inventor · Kingwood, TX, US

Christopher R. Hern

23Patents
3h-index
26Co-inventors
59Inventor score

Filing activity: May 14, 2013 → Aug 18, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US9752418B2 Slip with altering load distribution feature Fixed Constructions 4 Active
US9719321B2 Subterranean tool for release of balls adjacent their intended destinations Fixed Constructions 4 Active
US9759027B2 Slip with altering load distribution feature Fixed Constructions 3 Active
US9611722B2 Top down liner cementing, rotation and release method Fixed Constructions 2 Active
US10760363B2 Lock ring segments biased into locked position while retained in position with an exterior profile Fixed Constructions 2 Active
US10954732B2 Hydraulically set open hole whipstock Fixed Constructions 1 Active
US9464748B2 Tubular occlusion and pressure damping system and temporal pressure controlling arrangement Fixed Constructions 1 Active
US10738542B2 Actuating force control for downhole tools Fixed Constructions 1 Active
US10202818B2 Expandable sealing assembly and downhole system Fixed Constructions 1 Active
US9453390B2 Subterranean tool for release of darts adjacent their intended destinations Fixed Constructions 1 Active
US11142999B2 Downhole power generation using pressure differential Electricity 0 Active
US11280162B2 Power generation using pressure differential between a tubular and a borehole annulus Electricity 0 Active
US10626705B2 Magnetic pulse actuation arrangement having layer and method Fixed Constructions 0 Active
US11560771B2 Wet connect pocket washout, method, and system Fixed Constructions 0 Active
US11624246B2 Pass-through tapered nose tool Fixed Constructions 0 Active
US11761280B2 Interlock for a downhole tool Fixed Constructions 0 Active
US10526856B2 Hydraulically set open hole whipstock Fixed Constructions 0 Active
US10087702B2 Plug releaser and method of limiting pressure differential across plugs Fixed Constructions 0 Active
US10801283B2 Magnetic pulse actuation arrangement for downhole tools and method Fixed Constructions 0 Active
US10822929B2 Electrohydraulic movement of downhole components and method Electricity 0 Active
US11555359B2 Pass-through tapered nose tool Fixed Constructions 0 Active
US12326050B2 Guide assembly, method and system Performing Operations; Transporting 0 Active
US10081997B2 Watermelon mill with replaceable cutting structure Fixed Constructions 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.