Inventor · disambiguated record
James H. Hedges
Also filed as: HEDGES JAMES H
33 granted patents·3 pending applications·427 citations·filing 1979–2022
97Inventor score
Top patents by PatentIndex Score
36 records- 0196US10323174B2Delayed gelling agentsCONOCOPHILLIPS CO·Filed 2017·Granted Jun 18, 2019·9 cites·12 claims
- 0296US5080809APolymers useful in the recovery and processing of natural resourcesPHILLIPS PETROLEUM CO·Filed 1985·Granted Jan 14, 1992·110 cites·77 claims
- 0394US5382371APolymers useful in the recovery and processing of natural resourcesPHILLIPS PETROLEUM CO·Filed 1992·Granted Jan 17, 1995·105 cites·65 claims
- 0493US9267075B2Swellable polymer with anionic sitesCONOCOPHILLIPS CO·Filed 2014·Granted Feb 23, 2016·11 cites·5 claims
- 0592US9139762B2Swellable polymer with cationic sitesCONOCOPHILLIPS CO·Filed 2014·Granted Sep 22, 2015·10 cites·3 claims
- 0691US10752826B2Nanogels for delayed gelationCONOCOPHILLIPS CO·Filed 2017·Granted Aug 25, 2020·2 cites·2 claims
- 0790US11466198B2Crosslinking of swellable polymer with PEICONOCOPHILLIPS CO·Filed 2019·Granted Oct 11, 2022·3 cites·6 claims
- 0890US11186765B2Delayed gelling agentsCONOCOPHILLIPS CO·Filed 2018·Granted Nov 30, 2021·3 cites·20 claims
- 0990US8389446B2Swellable polymers with hydrophobic groupsMORADI-ARAGHI AHMAD·Filed 2010·Granted Mar 5, 2013·10 cites·26 claims
- 1089US11396624B2Nanogels for delayed gelationCONOCOPHILLIPS CO·Filed 2020·Granted Jul 26, 2022·1 cites·18 claims
- 1189US5186257APolymers useful in the recovery and processing of natural resourcesPHILLIPS PETROLEUM CO·Filed 1991·Granted Feb 16, 1993·75 cites·13 claims
- 1288US8669214B2Swellable polymer with anionic sitesMORADI-ARAGHI AHMAD·Filed 2010·Granted Mar 11, 2014·11 cites·15 claims
- 1387US9796909B2Nanogels for delayed gelationCONOCOPHILLIPS CO·Filed 2013·Granted Oct 24, 2017·3 cites·9 claims
- 1486US10407612B2Low PH crosslinking of polymersCONOCOPHILLIPS CO·Filed 2017·Granted Sep 10, 2019·3 cites·6 claims
- 1586US8691736B2Swellable polymer with cationic sitesMORADI-ARAGHI AHMAD·Filed 2010·Granted Apr 8, 2014·6 cites·21 claims
- 1682US10093848B2Delayed gelling agentsCONOCOPHILLIPS CO·Filed 2013·Granted Oct 9, 2018·3 cites·24 claims
- 1780US11820939B2Nanogels for delayed gelationCONOCOPHILLIPS CO·Filed 2022·Granted Nov 21, 2023·0 cites·18 claims
- 1879US8648018B2Crosslinked swellable polymerMORADI-ARAGHI AHMAD·Filed 2010·Granted Feb 11, 2014·3 cites·18 claims
- 1978US11401455B2Low pH crosslinking of polymersCONOCOPHILLIPS CO·Filed 2021·Granted Aug 2, 2022·0 cites·13 claims
- 2076US11814578B2Delayed gelling agentsCONOCOPHILLIPS CO·Filed 2021·Granted Nov 14, 2023·0 cites·14 claims
- 2175US11634626B2Delayed gelling agentsCONOCOPHILLIPS CO·Filed 2021·Granted Apr 25, 2023·0 cites·14 claims
- 2273US12037544B2Crosslinking of swellable polymer with PEICONOCOPHILLIPS CO·Filed 2022·Granted Jul 16, 2024·0 cites·16 claims
- 2373US11136492B2Low pH crosslinking of polymersCONOCOPHILLIPS CO·Filed 2019·Granted Oct 5, 2021·0 cites·12 claims
- 2472US11390795B2Delayed gelling agentsCONOCOPHILLIPS CO·Filed 2019·Granted Jul 19, 2022·0 cites·4 claims
- 2567US9850425B2Delayed gelling agentsGUAN HUILI·Filed 2011·Granted Dec 26, 2017·1 cites·4 claims
- 2666US9139760B2Crosslinked swellable polymerCONOCOPHILLIPS CO·Filed 2013·Granted Sep 22, 2015·0 cites·4 claims
- 2765US2014144628A1Crosslinking of swellable polymer with peiUNIV KANSAS·Filed 2013·Application pending·0 cites
- 2861US4265308AOil recovery method using unique salinity for oil recovery surfactant systemPHILLIPS PETROLEUM CO·Filed 1979·Granted May 5, 1981·17 cites·17 claims
- 2957US9518463B2Core capture and recovery from unconsolidated or friable formations and methods of useHEDGES JAMES H·Filed 2012·Granted Dec 13, 2016·2 cites·14 claims
- 3057US4258789ACosurfactant blends for oil recovery surfactant systemPHILLIPS PETROLEUM CO·Filed 1979·Granted Mar 31, 1981·15 cites·8 claims
- 3154US2016244658A1Crosslinking of swellable polymer with peiCONOCOPHILLIPS CO·Filed 2016·Application pending·0 cites
- 3253US9644136B2Low pH crosslinking of polymersCONOCOPHILLIPS CO·Filed 2014·Granted May 9, 2017·0 cites·6 claims
- 3347US4330418ACharacterizing hydrocarbon sulfonates and utilization of hydrocarbon sulfonates in oil recoveryPHILLIPS PETROLEUM CO·Filed 1979·Granted May 18, 1982·10 cites·34 claims
- 3447US2014196894A1Fluorescent tags for detection of swellable polymersUNIV KANSAS·Filed 2013·Application pending·0 cites
- 3545US4274488ACosurfactant in preflush for surfactant flood systemPHILLIPS PETROLEUM CO·Filed 1979·Granted Jun 23, 1981·9 cites·13 claims
- 3634US4473116AMethod of determining sodium chloride equivalency for improved oil recovery processes using surfactant compositionsPHILLIPS PETROLEUM CO·Filed 1982·Granted Sep 25, 1984·5 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →