Inventor · disambiguated record
John T. Hardesty
Also filed as: HARDESTY JOHN · HARDESTY JOHN T · HARDESTY JOHN THOMAS
93 granted patents·14 pending applications·1,073 citations·filing 1990–2025
99Inventor score
Files withGEODYNAMICS INC99BELL MATTHEW ROBERT GEORGE4SYMBOL TECHNOLOGIES INC2HARDESTY JOHN1LANCASTER CHARLES E1
Top patents by PatentIndex Score
107 records- 0199US9845666B2Limited entry phased perforating gun system and methodGEODYNAMICS INC·Filed 2015·Granted Dec 19, 2017·45 cites·34 claims
- 0299US9835015B2Wellbore gun perforating system and methodGEODYNAMICS INC·Filed 2016·Granted Dec 5, 2017·30 cites·13 claims
- 0399US9759049B2Wellbore gun perforating system and methodGEODYNAMICS INC·Filed 2016·Granted Sep 12, 2017·22 cites·4 claims
- 0499US9725993B1Constant entrance hole perforating gun system and methodGEODYNAMICS INC·Filed 2016·Granted Aug 8, 2017·31 cites·29 claims
- 0599US9689238B2Wellbore gun perforating system and methodGEODYNAMICS INC·Filed 2015·Granted Jun 27, 2017·22 cites·20 claims
- 0699US9194219B1Wellbore gun perforating system and methodGEODYNAMICS INC·Filed 2015·Granted Nov 24, 2015·134 cites·23 claims
- 0799US9115572B1Externally-orientated internally-corrected perforating gun system and methodGEODYNAMICS INC·Filed 2015·Granted Aug 25, 2015·61 cites·21 claims
- 0898US10584950B2Perforating gun system and methodGEODYNAMICS INC·Filed 2018·Granted Mar 10, 2020·33 cites·9 claims
- 0998US10408024B2Wellbore gun perforating system and methodGEODYNAMICS INC·Filed 2017·Granted Sep 10, 2019·13 cites·20 claims
- 1098US10036236B1Setting tool igniter system and methodGEODYNAMICS INC·Filed 2017·Granted Jul 31, 2018·58 cites·24 claims
- 1198US9835006B2Wellbore plug isolation system and methodGEODYNAMICS INC·Filed 2015·Granted Dec 5, 2017·20 cites·7 claims
- 1298US9765601B1Constant entrance hole perforating gun system and methodGEODYNAMICS INC·Filed 2017·Granted Sep 19, 2017·16 cites·15 claims
- 1398US9759050B2Wellbore gun perforating system and methodGEODYNAMICS INC·Filed 2016·Granted Sep 12, 2017·12 cites·7 claims
- 1498US9752406B2Wellbore plug isolation system and methodGEODYNAMICS INC·Filed 2015·Granted Sep 5, 2017·22 cites·29 claims
- 1598US9689239B2Wellbore gun perforating system and methodGEODYNAMICS INC·Filed 2016·Granted Jun 27, 2017·15 cites·5 claims
- 1698US9562421B2Limited entry phased perforating gun system and methodGEODYNAMICS INC·Filed 2015·Granted Feb 7, 2017·31 cites·7 claims
- 1798US9382784B1Externally-orientated internally-corrected perforating gun system and methodGEODYNAMICS INC·Filed 2015·Granted Jul 5, 2016·30 cites·12 claims
- 1898US9062543B1Wellbore plug isolation system and methodGEODYNAMICS INC·Filed 2014·Granted Jun 23, 2015·35 cites·30 claims
- 1997US10746003B2High density cluster based perforating system and methodGEODYNAMICS INC·Filed 2018·Granted Aug 18, 2020·9 cites·23 claims
- 2097US9243472B1Wellbore plug isolation system and methodGEODYNAMICS INC·Filed 2015·Granted Jan 26, 2016·13 cites·29 claims
- 2196US10641068B2Perforating gun system and methodGEODYNAMICS INC·Filed 2017·Granted May 5, 2020·14 cites·30 claims
- 2296US9644460B2Method for the enhancement of injection activities and stimulation of oil and gas productionGEODYNAMICS INC·Filed 2016·Granted May 9, 2017·10 cites·33 claims
- 2396US9291040B1Select fire switch form factor system and methodGEODYNAMICS INC·Filed 2015·Granted Mar 22, 2016·41 cites·19 claims
- 2495US11009330B2Perforating gun system and methodGEODYNAMICS INC·Filed 2019·Granted May 18, 2021·8 cites·4 claims
- 2595US10472939B2Setting tool igniter system and methodGEODYNAMICS INC·Filed 2018·Granted Nov 12, 2019·11 cites·25 claims
- 2695US9803455B1Constant entrance hole perforating gun system and methodGEODYNAMICS INC·Filed 2017·Granted Oct 31, 2017·21 cites·28 claims
- 2794US10920544B2Setting tool igniter system and methodGEODYNAMICS INC·Filed 2019·Granted Feb 16, 2021·10 cites·17 claims
- 2894US10612340B2Wellbore plug isolation system and methodGEODYNAMICS INC·Filed 2018·Granted Apr 7, 2020·6 cites·19 claims
- 2994US9650866B2Hydraulic delay toe valve system and methodGEODYNAMICS INC·Filed 2015·Granted May 16, 2017·10 cites·30 claims
- 3092US11719523B2Perforating gun system and methodGEODYNAMICS INC·Filed 2021·Granted Aug 8, 2023·2 cites·21 claims
- 3192US10801308B2Wellbore gun perforating system and methodGEODYNAMICS INC·Filed 2019·Granted Oct 13, 2020·3 cites·20 claims
- 3292US10337310B2Method for the enhancement and stimulation of oil and gas production in shalesGEODYNAMICS INC·Filed 2017·Granted Jul 2, 2019·12 cites·30 claims
- 3392US10066461B2Hydraulic delay toe valve system and methodGEODYNAMICS INC·Filed 2015·Granted Sep 4, 2018·8 cites·26 claims
- 3491US10208570B2Degradable material time delay system and methodGEODYNAMICS INC·Filed 2016·Granted Feb 19, 2019·6 cites·20 claims
- 3591US10180050B2Select fire switch control system and methodGEODYNAMICS INC·Filed 2016·Granted Jan 15, 2019·14 cites·12 claims
- 3691US9702222B2Reverse flow multiple tool system and methodGEODYNAMICS INC·Filed 2016·Granted Jul 11, 2017·7 cites·20 claims
- 3790US11619118B2Integrated wiring gun and methodGEODYNAMICS INC·Filed 2018·Granted Apr 4, 2023·4 cites·8 claims
- 3890US10774624B2Constant entrance hole perforating gun system and methodGEODYNAMICS INC·Filed 2019·Granted Sep 15, 2020·3 cites·28 claims
- 3989US10605040B2Large-bore downhole isolation tool with plastically deformable seal and methodGEODYNAMICS INC·Filed 2018·Granted Mar 31, 2020·5 cites·34 claims
- 4089US9689232B2Reverse flow actuation apparatus and methodGEODYNAMICS INC·Filed 2016·Granted Jun 27, 2017·6 cites·17 claims
- 4187US10480276B2Wellbore plug isolation system and methodGEODYNAMICS INC·Filed 2017·Granted Nov 19, 2019·3 cites·19 claims
- 4287US10156126B2Degradable material time delay system and methodGEODYNAMICS INC·Filed 2016·Granted Dec 18, 2018·4 cites·25 claims
- 4387US9273535B1Hydraulic flow restriction tube time delay system and methodGEODYNAMICS INC·Filed 2015·Granted Mar 1, 2016·6 cites·27 claims
- 4486US11047216B2Select fire switch form factor system and methodGEODYNAMICS INC·Filed 2019·Granted Jun 29, 2021·5 cites·19 claims
- 4586US10746004B2High density cluster based perforating system and methodGEODYNAMICS INC·Filed 2019·Granted Aug 18, 2020·2 cites·13 claims
- 4686US2025305395A1Integrated wiring gun and methodGEODYNAMICS INC·Filed 2025·Application pending·0 cites
- 4785US11920442B2Select fire switch form factor system and methodGEODYNAMICS INC·Filed 2021·Granted Mar 5, 2024·1 cites·18 claims
- 4885US10914147B2Setting tool igniter system and methodGEODYNAMICS INC·Filed 2018·Granted Feb 9, 2021·6 cites·18 claims
- 4984US10253597B2Degradable material time delay system and methodGEODYNAMICS INC·Filed 2016·Granted Apr 9, 2019·3 cites·17 claims
- 5084US9617826B2Reverse flow catch-and-engage tool and methodGEODYNAMICS INC·Filed 2016·Granted Apr 11, 2017·4 cites·30 claims
Showing the top 50 of 107 patent records by PatentIndex Score.
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