Assignee
FUELCELL ENERGY INC
US·149 granted patents·20 pending applications·1,019 citations·filing 1999–2025
Top patents by PatentIndex Score
169 records- 0196US7396603B2Integrated high efficiency fossil fuel power plant/fuel cell system with CO2 emissions abatementFUELCELL ENERGY INC·Filed 2004·Granted Jul 8, 2008·79 cites·17 claims
- 0296US2026100390A1Reformer-electrolyzer-purifier (rep) assembly for hydrogen production, systems incorporating same and method of producing hydrogenFUELCELL ENERGY INC·Filed 2025·Application pending·0 cites
- 0395US10673084B2Power producing gas separation system and methodFUELCELL ENERGY INC·Filed 2017·Granted Jun 2, 2020·7 cites·17 claims
- 0495US9502728B1High-efficiency molten carbonate fuel cell system with carbon dioxide capture assembly and methodFUELCELL ENERGY INC·Filed 2015·Granted Nov 22, 2016·23 cites·30 claims
- 0595US7862938B2Integrated fuel cell and heat engine hybrid system for high efficiency power generationFUELCELL ENERGY INC·Filed 2007·Granted Jan 4, 2011·63 cites·40 claims
- 0693US11804608B2Fuel cell with protection from pressure imbalanceFUELCELL ENERGY INC·Filed 2021·Granted Oct 31, 2023·2 cites·19 claims
- 0793US9812723B2Power producing gas separation system and methodFUELCELL ENERGY INC·Filed 2015·Granted Nov 7, 2017·5 cites·32 claims
- 0893US9478819B2High-efficiency molten carbonate fuel cell system and methodFUELCELL ENERGY INC·Filed 2014·Granted Oct 25, 2016·14 cites·17 claims
- 0993US7070874B2Fuel cell end unit with integrated heat exchangerFUELCELL ENERGY INC·Filed 2002·Granted Jul 4, 2006·52 cites·35 claims
- 1092US10541433B2Fuel cell-fuel cell hybrid system for energy storageFUELCELL ENERGY INC·Filed 2017·Granted Jan 21, 2020·8 cites·15 claims
- 1192US7939219B2Carbonate fuel cell and components thereof for in-situ delayed addition of carbonate electrolyteFUELCELL ENERGY INC·Filed 2005·Granted May 10, 2011·18 cites·25 claims
- 1292US6365290B1High-efficiency fuel cell systemFUELCELL ENERGY INC·Filed 1999·Granted Apr 2, 2002·121 cites·8 claims
- 1391US6896988B2Enhanced high efficiency fuel cell/turbine power plantFUELCELL ENERGY INC·Filed 2003·Granted May 24, 2005·61 cites·25 claims
- 1491US6413665B1Fuel cell stack compression systemFUELCELL ENERGY INC·Filed 2000·Granted Jul 2, 2002·54 cites·24 claims
- 1589US12322842B2System and method for producing hydrogen using high temperature fuel cellsFUELCELL ENERGY INC·Filed 2024·Granted Jun 3, 2025·0 cites·20 claims
- 1688US6797425B2Fuel cell stack compressive loading systemFUELCELL ENERGY INC·Filed 2002·Granted Sep 28, 2004·33 cites·58 claims
- 1787US10790521B2Wet seal caulk with enhanced chemical resistanceFUELCELL ENERGY INC·Filed 2018·Granted Sep 29, 2020·2 cites·9 claims
- 1887US8367256B2Water recovery assembly for use in high temperature fuel cell systemsFUELCELL ENERGY INC·Filed 2008·Granted Feb 5, 2013·8 cites·26 claims
- 1987US6461756B1Retention system for fuel-cell stack manifoldsFUELCELL ENERGY INC·Filed 2000·Granted Oct 8, 2002·46 cites·36 claims
- 2086US11175101B2Heat exchanger with porous materialFUELCELL ENERGY INC·Filed 2017·Granted Nov 16, 2021·3 cites·9 claims
- 2186US7455923B2Fuel supply assembly for supplying propane fuel to a fuel cell assembly and fuel cell system employing sameFUELCELL ENERGY INC·Filed 2006·Granted Nov 25, 2008·7 cites·30 claims
- 2286US6492045B1Corrugated current collector for direct internal reforming fuel cellsFUELCELL ENERGY INC·Filed 2001·Granted Dec 10, 2002·32 cites·9 claims
- 2386US2026074252A1Systems and methods for capturing carbon dioxide using a molten carbonate fuel cellFUELCELL ENERGY INC·Filed 2025·Application pending·0 cites
- 2485US11698230B2Heat exchanger with porous materialFUELCELL ENERGY INC·Filed 2021·Granted Jul 11, 2023·1 cites·21 claims
- 2585US11424465B2Low pressure carbon dioxide removal from the anode exhaust of a fuel cellFUELCELL ENERGY INC·Filed 2020·Granted Aug 23, 2022·1 cites·23 claims
- 2685US11043684B2Fuel cell system having enhanced CO2 captureFUELCELL ENERGY INC·Filed 2018·Granted Jun 22, 2021·3 cites·13 claims
- 2785US10777838B2Fuel cell module housing with field replaceable stacksFUELCELL ENERGY INC·Filed 2017·Granted Sep 15, 2020·2 cites·6 claims
- 2885US2026045526A1System for rebalancing a pressure differential in a fuel cell using gas injectionFUELCELL ENERGY INC·Filed 2025·Application pending·0 cites
- 2985US2026058182A1Active stack compression control systemFUELCELL ENERGY INC·Filed 2025·Application pending·0 cites
- 3085US2024253987A1Method of capturing carbon dioxide from a steam methane reformer systemFUELCELL ENERGY INC·Filed 2024·Application pending·0 cites
- 3184US12237549B2Hydrogen generation using a fuel cell system with an REPFUELCELL ENERGY INC·Filed 2023·Granted Feb 25, 2025·0 cites·20 claims
- 3284US7800340B2Fuel cell assembly using multiple fuel cell stacks and control method thereforFUELCELL ENERGY INC·Filed 2006·Granted Sep 21, 2010·8 cites·29 claims
- 3384US7740988B2Fuel cell plate structure having baffles in wet seal areaFUELCELL ENERGY INC·Filed 2006·Granted Jun 22, 2010·7 cites·42 claims
- 3484US7393605B2Fuel cell end unit with integrated heat exchangerFUELCELL ENERGY INC·Filed 2006·Granted Jul 1, 2008·5 cites·26 claims
- 3583US12476267B2Carbon dioxide production from carbonate fuel cellsFUELCELL ENERGY INC·Filed 2024·Granted Nov 18, 2025·0 cites·20 claims
- 3682US12255367B2Supported nickel catalysts used as direct internal reforming catalyst in molten carbonate fuel cellsFUELCELL ENERGY INC·Filed 2023·Granted Mar 18, 2025·0 cites·23 claims
- 3782US12021278B2Fuel cell with protection from pressure imbalanceFUELCELL ENERGY INC·Filed 2023·Granted Jun 25, 2024·0 cites·20 claims
- 3882US10608272B2System for capturing CO2 from a fuel cellFUELCELL ENERGY INC·Filed 2018·Granted Mar 31, 2020·1 cites·13 claims
- 3982US7919214B2Cathode side hardware for carbonate fuel cellsFUELCELL ENERGY INC·Filed 2005·Granted Apr 5, 2011·4 cites·12 claims
- 4082US7063732B2High-capacity sulfur adsorbent bed and gas desulfurization methodFUELCELL ENERGY INC·Filed 2003·Granted Jun 20, 2006·35 cites·41 claims
- 4182US6645657B2Sol-gel coated cathode side hardware for carbonate fuel cellsFUELCELL ENERGY INC·Filed 2001·Granted Nov 11, 2003·23 cites·4 claims
- 4281US11476480B2Steam generator for fuel cell applicationsFUELCELL ENERGY INC·Filed 2017·Granted Oct 18, 2022·2 cites·5 claims
- 4381US9190676B2Flame stabilized mixer-eductor-oxidizer for high temperature fuel cellsFUELCELL ENERGY INC·Filed 2012·Granted Nov 17, 2015·3 cites·8 claims
- 4480US10680265B2Energy storage using an REP with an engineFUELCELL ENERGY INC·Filed 2018·Granted Jun 9, 2020·1 cites·18 claims
- 4580US6410161B1Metal-ceramic joint assemblyFUELCELL ENERGY INC·Filed 1999·Granted Jun 25, 2002·38 cites·22 claims
- 4679US12003008B2System and method for producing hydrogen using high temperature fuel cellsFUELCELL ENERGY INC·Filed 2022·Granted Jun 4, 2024·0 cites·16 claims
- 4779US10483562B2System for rebalancing a pressure differential in an anode exhaust system of a fuel cell with a relational water sealFUELCELL ENERGY INC·Filed 2017·Granted Nov 19, 2019·1 cites·18 claims
- 4879US6531237B2Manifold and sealing assembly for fuel cell stackFUELCELL ENERGY INC·Filed 2001·Granted Mar 11, 2003·23 cites·21 claims
- 4978US11619167B2Energy storage for combustion turbine using molten carbonate electrolyzer cellFUELCELL ENERGY INC·Filed 2022·Granted Apr 4, 2023·0 cites·20 claims
- 5078US10170782B2High-efficiency fuel cell system with carbon dioxide capture assembly and methodFUELCELL ENERGY INC·Filed 2016·Granted Jan 1, 2019·1 cites·20 claims
Showing the top 50 of 169 patent records by PatentIndex Score.
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