Inventor · disambiguated record
John Redfern
Also filed as: REDFERN JOHN · REDFERN JOHN T
12 granted patents·3 pending applications·150 citations·filing 1977–2025
91Inventor score
Top patents by PatentIndex Score
15 records- 0196US11156386B2Method for thermal profile control and energy recovery in geothermal wellsEAVOR TECH INC·Filed 2019·Granted Oct 26, 2021·19 cites·25 claims
- 0294US11125472B2Fluid for use in power production environmentsEAVOR TECH INC·Filed 2019·Granted Sep 21, 2021·14 cites·15 claims
- 0393US11808488B2Energy recovery in geothermal wellsEAVOR TECH INC·Filed 2021·Granted Nov 7, 2023·4 cites·29 claims
- 0491US11460008B2Method for on demand power production utilizing geologic thermal recoveryEAVOR TECH INC·Filed 2020·Granted Oct 4, 2022·4 cites·41 claims
- 0590US12163696B2Method for thermal profile control and energy recovery in geothermal wellsEAVOR TECH INC·Filed 2023·Granted Dec 10, 2024·1 cites·22 claims
- 0687US12241660B2Operational protocol for harvesting a thermally productive formationEAVOR TECH INC·Filed 2020·Granted Mar 4, 2025·3 cites·28 claims
- 0783US2025146714A1Method for Thermal Profile Control and Energy Recovery in Geothermal WellsEAVOR TECH INC·Filed 2024·Application pending·0 cites
- 0881US4469399AMethod of making an undersea, high pressure bulkhead penetrator for use with fiber optic cablesUS NAVY·Filed 1981·Granted Sep 4, 1984·43 cites·7 claims
- 0978US4144530ACombined intrusion sensor lineUS NAVY·Filed 1977·Granted Mar 13, 1979·33 cites·5 claims
- 1072US2025154938A1Method for on Demand Power Production Utilizing Geologic Thermal RecoveryEAVOR TECH INC·Filed 2025·Application pending·0 cites
- 1170US4194194APiezoelectric vibration detector for sensing a nearby intruderUS NAVY·Filed 1978·Granted Mar 18, 1980·24 cites·2 claims
- 1269US12228112B2Method for on demand power production utilizing geologic thermal recoveryEAVOR TECH INC·Filed 2022·Granted Feb 18, 2025·0 cites·21 claims
- 1355US12474089B2Generating geothermal energy using multiple working fluidsEAVOR TECH INC·Filed 2021·Granted Nov 18, 2025·0 cites·24 claims
- 1444US2019128567A1Method and apparatus for repurposing well sites for geothermal energy productionEAVOR TECH INC·Filed 2018·Application pending·0 cites
- 1534US4330855AApparatus for multiplexing digital signalsUS NAVY·Filed 1980·Granted May 18, 1982·5 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →