Inventor · disambiguated record
John Wright Porterfield, Jr.
Also filed as: PORTERFIELD JOHN · PORTERFIELD JOHN W · PORTERFIELD JOHN WRIGHT · PORTERFIELD JR JOHN W
16 granted patents·10 pending applications·38 citations·filing 2011–2024
89Inventor score
Top patents by PatentIndex Score
26 records- 0178US9309981B2Poppet valve with a frangible sealing disc for a pressure vesselKIDDE TECH INC·Filed 2014·Granted Apr 12, 2016·6 cites·4 claims
- 0278US9302128B2Automatic fire extinguishing system with internal dip tubeDUNSTER ROBERT G·Filed 2011·Granted Apr 5, 2016·8 cites·12 claims
- 0377US9649520B2Burst disc puncture pressure-imbalance actuator for a fire extinguisherKIDDE TECH INC·Filed 2014·Granted May 16, 2017·4 cites·15 claims
- 0475US9038742B2Suppressant actuatorPORTERFIELD JR JOHN WRIGHT·Filed 2012·Granted May 26, 2015·7 cites·20 claims
- 0573US12186607B2Ullage pressure-driven valve for fire suppressionKIDDE TECH INC·Filed 2023·Granted Jan 7, 2025·0 cites·8 claims
- 0673US9539452B2Rapid pressure diffusion actuator for a fire extinguisherKIDDE TECH INC·Filed 2014·Granted Jan 10, 2017·3 cites·15 claims
- 0773US9192798B2Automatic fire extinguishing system with gaseous and dry powder fire suppression agentsDUNSTER ROBERT G·Filed 2011·Granted Nov 24, 2015·5 cites·12 claims
- 0869US2024332727A1Gas detection in batteriesGRAVINER LTD KIDDE·Filed 2024·Application pending·0 cites
- 0967US9308406B2Automatic fire extinguishing system having outlet dimensions sized relative to propellant gas pressureDUNSTER ROBERT G·Filed 2011·Granted Apr 12, 2016·3 cites·15 claims
- 1065US10226656B2Automatic fire extinguisher system having a safety assemblyKIDDE TECH INC·Filed 2016·Granted Mar 12, 2019·1 cites·11 claims
- 1164US9821183B2Motorized actuator for a fire extinguisherKIDDE TECH INC·Filed 2014·Granted Nov 21, 2017·1 cites·10 claims
- 1263US11865385B2Ullage pressure-driven valve for fire suppressionKIDDE TECH INC·Filed 2020·Granted Jan 9, 2024·0 cites·8 claims
- 1363US2024204285A1Lithium ion battery gas and optical detectorKIDDE TECH INC·Filed 2022·Application pending·0 cites
- 1462US12306066B2Ducted gas detectorKIDDE TECH INC·Filed 2022·Granted May 20, 2025·0 cites·20 claims
- 1559US10870026B2Spring-collet mechanism for activating a fire extinguisherKIDDE TECH INC·Filed 2017·Granted Dec 22, 2020·0 cites·5 claims
- 1658US10987530B2Automatic fire extinguisher system having a safety assemblyKIDDE TECH INC·Filed 2019·Granted Apr 27, 2021·0 cites·6 claims
- 1758US2024204271A1Battery outgassing detectorKIDDE TECH INC·Filed 2022·Application pending·0 cites
- 1856US2024204344A1Emergency fire suppression systemKIDDE TECH INC·Filed 2022·Application pending·0 cites
- 1956US2024204308A1Battery fire suppression systemKIDDE TECH INC·Filed 2022·Application pending·0 cites
- 2055US9861846B2Spring-collet mechanism for activating a fire extinguisherKIDDE TECH INC·Filed 2015·Granted Jan 9, 2018·0 cites·9 claims
- 2154US2024198152A1Dry chemical fire suppressant for a battery packKIDDE TECH INC·Filed 2022·Application pending·0 cites
- 2253US2024198153A1Organic chemical fire suppressant for a battery packKIDDE TECH INC·Filed 2022·Application pending·0 cites
- 2349US2020373534A1Method for delivering fire suppressing agent to lithium ion battery moduleKIDDE TECH INC·Filed 2019·Application pending·0 cites
- 2449US2020147433A1Fire extinguishing compositionKIDDE TECH INC·Filed 2019·Application pending·0 cites
- 2547US2014319153A1Threaded interfacesKIDDE TECH INC·Filed 2013·Application pending·0 cites
- 2644US9463341B2N2/CO2 fire extinguishing system propellant gas mixtureDUNSTER ROBERT G·Filed 2011·Granted Oct 11, 2016·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →