Inventor
ROLLINS JAMES A
US31 patents
⚠️ This page may combine multiple inventors who share the name “ROLLINS JAMES A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEODYNAMICS INC
30 patentsUS9194219B1Nov 24, 2015
Wellbore gun perforating system and method
GEODYNAMICS INC134 citations99
US9291040B1Mar 22, 2016
Select fire switch form factor system and method
GEODYNAMICS INC41 citations98
US9115572B1Aug 25, 2015
Externally-orientated internally-corrected perforating gun system and method
GEODYNAMICS INC61 citations98
US9062543B1Jun 23, 2015
Wellbore plug isolation system and method
GEODYNAMICS INC35 citations97
US9845666B2Dec 19, 2017
Limited entry phased perforating gun system and method
GEODYNAMICS INC45 citations94
US9759049B2Sep 12, 2017
Wellbore gun perforating system and method
GEODYNAMICS INC22 citations94
US9689238B2Jun 27, 2017
Wellbore gun perforating system and method
GEODYNAMICS INC22 citations94
US9562421B2Feb 7, 2017
Limited entry phased perforating gun system and method
GEODYNAMICS INC31 citations94
US9382784B1Jul 5, 2016
Externally-orientated internally-corrected perforating gun system and method
GEODYNAMICS INC30 citations94
US9759050B2Sep 12, 2017
Wellbore gun perforating system and method
GEODYNAMICS INC12 citations93
US9121247B2Sep 1, 2015
Method and apparatus for establishing injection into a cased bore hole using a time delay toe injection apparatus
GEODYNAMICS INC22 citations93
US9243472B1Jan 26, 2016
Wellbore plug isolation system and method
GEODYNAMICS INC13 citations92
US11047216B2Jun 29, 2021
Select fire switch form factor system and method
GEODYNAMICS INC5 citations84
US9650866B2May 16, 2017
Hydraulic delay toe valve system and method
GEODYNAMICS INC10 citations84
US9121252B2Sep 1, 2015
Method and apparatus for establishing injection into a cased bore hole using a time delay toe injection apparatus
GEODYNAMICS INC16 citations84
US9038521B1May 26, 2015
Apparatus for creating and customizing intersecting jets with oilfield shaped charges
GEODYNAMICS INC18 citations84
US10746003B2Aug 18, 2020
High density cluster based perforating system and method
GEODYNAMICS INC9 citations83
US10612340B2Apr 7, 2020
Wellbore plug isolation system and method
GEODYNAMICS INC6 citations83
US11920442B2Mar 5, 2024
Select fire switch form factor system and method
GEODYNAMICS INC1 citations73
US11834935B2Dec 5, 2023
Shaped charge load tube with integrated detonation cord retention mechanism
GEODYNAMICS INC2 citations73
US11187062B2Nov 30, 2021
High density cluster based perforating system and method
GEODYNAMICS INC1 citations73
US10378320B2Aug 13, 2019
Select fire switch form factor system and method
GEODYNAMICS INC1 citations73
US10030487B2Jul 24, 2018
Select fire switch form factor system and method
GEODYNAMICS INC2 citations73
US10746004B2Aug 18, 2020
High density cluster based perforating system and method
GEODYNAMICS INC2 citations72
US10480276B2Nov 19, 2019
Wellbore plug isolation system and method
GEODYNAMICS INC3 citations72
US9273535B1Mar 1, 2016
Hydraulic flow restriction tube time delay system and method
GEODYNAMICS INC6 citations71
US10914144B2Feb 9, 2021
Proppant transport efficiency system and method
GEODYNAMICS INC3 citations70
US12312924B2May 27, 2025
Shaped charge load tube with integrated detonation cord retention mechanism
GEODYNAMICS INC0 citations63
US11719077B2Aug 8, 2023
High density cluster based perforating system and method
GEODYNAMICS INC0 citations62
US11326421B2May 10, 2022
Proppant transport efficiency system and method
GEODYNAMICS INC0 citations59