JC

Jerry D. Campbell

Schlumberger Technology: 6 patents #1,057 of 7,293Top 15%
Overall (All Time): #743,854 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8439114 Method and apparatus for orienting perforating devices Robert A. Parrott, David Mills, Cynthia L. Hickson 2013-05-14
8127654 Perforating guns with reduced internal volume Harvey Williams, Lawrence A. Behrmann, Ronald Lutz 2012-03-06
7661474 Connector assembly and method of use Mark C. Duhon, Bennie Gill, Geir Arne Melhus, Wayne Nivens, Kjell M. Randeberg 2010-02-16
7409993 Weight spacer apparatus Chenghua Han, Bennie Gill, Mark C. Duhon, Robert Ferrence, Ronald Lutz 2008-08-12
7114564 Method and apparatus for orienting perforating devices Robert A. Parrott, David Mills, Cynthia L. Hickson 2006-10-03
6315043 Downhole anchoring tools conveyed by non-rigid carriers Simon L. Farrant, James S. Almaguer, Kuo-Chiang Chen 2001-11-13
5377581 Electrical coffee pot positionable in a vehicle and operable from a cigarette lighter receptacle 1995-01-03