Inventor · disambiguated record
Frederick J. Cogswell
Also filed as: COGSWELL FREDERICK J · COGSWELL FREDERICK JAMES
34 granted patents·9 pending applications·285 citations·filing 1992–2023
96Inventor score
Files withCARRIER CORP22COGSWELL FREDERICK J5UNITED TECHNOLOGIES CORP3VERMA PARMESH3BIEDERMAN BRUCE P2
Top patents by PatentIndex Score
43 records- 0196US11448427B2Heat-recovery-enhanced refrigeration systemCARRIER CORP·Filed 2020·Granted Sep 20, 2022·4 cites·15 claims
- 0296US9234522B2Hybrid bearing turbomachineJONSSON ULF J·Filed 2012·Granted Jan 12, 2016·54 cites·21 claims
- 0396US7200996B2Startup and control methods for an ORC bottoming plantUNITED TECHNOLOGIES CORP·Filed 2004·Granted Apr 10, 2007·75 cites·3 claims
- 0493US9752801B2Ejector cycleVERMA PARMESH·Filed 2011·Granted Sep 5, 2017·14 cites·26 claims
- 0592US11408647B2Enhanced thermally-driven ejector cyclesCARRIER CORP·Filed 2020·Granted Aug 9, 2022·3 cites·16 claims
- 0691US9217590B2Ejector cycleCOGSWELL FREDERICK J·Filed 2011·Granted Dec 22, 2015·20 cites·23 claims
- 0789US11209191B2Ejector cycle with dual heat absorption heat exchangersCARRIER CORP·Filed 2016·Granted Dec 28, 2021·3 cites·19 claims
- 0888US11326789B2Air conditioning system and control method thereofCARRIER CORP·Filed 2020·Granted May 10, 2022·2 cites·10 claims
- 0988US7036315B2Apparatus and method for detecting low charge of working fluid in a waste heat recovery systemUNITED TECHNOLOGIES CORP·Filed 2003·Granted May 2, 2006·36 cites·14 claims
- 1084US9696069B2EjectorCARRIER CORP·Filed 2016·Granted Jul 4, 2017·2 cites·6 claims
- 1184US9689281B2Hermetic motor cooling for high temperature organic Rankine cycle systemCOGSWELL FREDERICK J·Filed 2011·Granted Jun 27, 2017·5 cites·14 claims
- 1284US9140470B2EjectorVERMA PARMESH·Filed 2011·Granted Sep 22, 2015·5 cites·22 claims
- 1383US11300327B2Ejector-enhanced heat recovery refrigeration systemCARRIER CORP·Filed 2017·Granted Apr 12, 2022·2 cites·10 claims
- 1483US10648702B2Low capacity, low-GWP, HVAC systemCARRIER CORP·Filed 2016·Granted May 12, 2020·2 cites·20 claims
- 1583US9285146B2EjectorLIU HONGSHENG·Filed 2011·Granted Mar 15, 2016·6 cites·22 claims
- 1682US10739052B2Heat pump with ejectorCARRIER CORP·Filed 2016·Granted Aug 11, 2020·2 cites·20 claims
- 1782US8955343B2Ejector cycle refrigerant separatorVERMA PARMESH·Filed 2011·Granted Feb 17, 2015·4 cites·20 claims
- 1880US10352592B2Ejector system and methods of operationCARRIER CORP·Filed 2016·Granted Jul 16, 2019·2 cites·21 claims
- 1979US12181187B2Ejector heat pump operationCARRIER CORP·Filed 2023·Granted Dec 31, 2024·0 cites·21 claims
- 2077US9261298B2Ejector cycle refrigerant separatorWANG JINLIANG·Filed 2011·Granted Feb 16, 2016·3 cites·20 claims
- 2175US9267696B2Integrated membrane dehumidification systemCARRIER CORP·Filed 2014·Granted Feb 23, 2016·4 cites·24 claims
- 2275US2022113065A1Ejector CycleCARRIER CORP·Filed 2021·Application pending·0 cites
- 2374US12392527B2Ejector-enhanced heat recovery refrigeration systemCARRIER CORP·Filed 2022·Granted Aug 19, 2025·0 cites·19 claims
- 2469US8769952B2Oil recovery from an evaporator of an organic rankine cycle (ORC) systemCOGSWELL FREDERICK J·Filed 2007·Granted Jul 8, 2014·3 cites·11 claims
- 2569US7290393B2Method for synchronizing an induction generator of an ORC plant to a gridUTC POWER CORP·Filed 2004·Granted Nov 6, 2007·14 cites·11 claims
- 2666US11781791B2Ejector heat pump operationCARRIER CORP·Filed 2019·Granted Oct 10, 2023·0 cites·26 claims
- 2766US11561028B2Heat pump with ejectorCARRIER CORP·Filed 2020·Granted Jan 24, 2023·0 cites·20 claims
- 2863US12222139B2Heat pump with ejectorCARRIER CORP·Filed 2023·Granted Feb 11, 2025·0 cites·15 claims
- 2961US9857101B2Refrigeration ejector cycle having control for supercritical to subcritical transition prior to the ejectorRADCLIFF THOMAS D·Filed 2011·Granted Jan 2, 2018·1 cites·18 claims
- 3057US9308491B2Membrane contactor for dehumidification systemsCARRIER CORP·Filed 2014·Granted Apr 12, 2016·0 cites·16 claims
- 3155US9523364B2Ejector cycle with dual heat absorption heat exchangersWANG JINLIANG·Filed 2011·Granted Dec 20, 2016·0 cites·10 claims
- 3253US10386100B2Adsorption system heat exchangerCARRIER CORP·Filed 2015·Granted Aug 20, 2019·0 cites·14 claims
- 3352US2010263380A1Cascaded organic rankine cycle (orc) system using waste heat from a reciprocating engineUNITED TECHNOLOGIES CORP·Filed 2007·Application pending·0 cites
- 3451US10551097B2Refrigeration systemCARRIER CORP·Filed 2015·Granted Feb 4, 2020·0 cites·13 claims
- 3550US2021247107A1Method and system for cooling a motor during motor startupCARRIER CORP·Filed 2019·Application pending·0 cites
- 3649US10935286B2High efficiency refrigeration systemCARRIER CORP·Filed 2012·Granted Mar 2, 2021·0 cites·19 claims
- 3749US2013160449A1Cascaded organic rankine cycle systemCOGSWELL FREDERICK J·Filed 2011·Application pending·0 cites
- 3848US5345769ACryogenic refrigeration apparatusBOREAS INC·Filed 1992·Granted Sep 13, 1994·19 cites·38 claims
- 3947US2010285381A1Method and apparatus for operating a fuel cell in combination with an orc systemBIEDERMAN BRUCE P·Filed 2007·Application pending·0 cites
- 4046US2013174552A1Non-azeotropic working fluid mixtures for rankine cycle systemsMAHMOUD AHMAD M·Filed 2012·Application pending·0 cites
- 4145US2014157807A1EjectorCOGSWELL FREDERICK J·Filed 2011·Application pending·0 cites
- 4242US2012299311A1Organic rankine cycle (orc) load following power generation system and method of operationBIEDERMAN BRUCE P·Filed 2010·Application pending·0 cites
- 4341US2016334150A1EjectorsCARRIER CORP·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →