Inventor · disambiguated record
Jon P. Hartfield
Also filed as: HARTFIELD JON P · HARTFIELD JON PHILLIP
23 granted patents·3 pending applications·737 citations·filing 1995–2024
96Inventor score
Files withTRANE INT INC15AMERICAN STANDARD INC7AMERICAN STANDARD INT INC2INGERSOLL RAND CO1LOVE TODD J1
Top patents by PatentIndex Score
26 records- 0195US5561987AFalling film evaporator with vapor-liquid separatorAMERICAN STANDARD INC·Filed 1995·Granted Oct 8, 1996·123 cites·35 claims
- 0294US5645124AFalling film evaporator with refrigerant distribution systemAMERICAN STANDARD INC·Filed 1996·Granted Jul 8, 1997·107 cites·14 claims
- 0393US6293112B1Falling film evaporator for a vapor compression refrigeration chillerAMERICAN STANDARD INT INC·Filed 1999·Granted Sep 25, 2001·107 cites·64 claims
- 0492US6516627B2Flowing pool shell and tube evaporatorAMERICAN STANDARD INT INC·Filed 2001·Granted Feb 11, 2003·77 cites·58 claims
- 0590US11927375B2Suction heat exchanger de-misting functionTRANE INT INC·Filed 2022·Granted Mar 12, 2024·3 cites·18 claims
- 0690US9032753B2Electronics cooling using lubricant return for a shell-and-tube style evaporatorLOVE TODD J·Filed 2012·Granted May 19, 2015·12 cites·43 claims
- 0789US6167713B1Falling film evaporator having two-phase distribution systemAMERICAN STANDARD INC·Filed 1999·Granted Jan 2, 2001·80 cites·69 claims
- 0888US5836382AEvaporator refrigerant distributorAMERICAN STANDARD INC·Filed 1997·Granted Nov 17, 1998·74 cites·10 claims
- 0988US5588596AFalling film evaporator with refrigerant distribution systemAMERICAN STANDARD INC·Filed 1995·Granted Dec 31, 1996·65 cites·18 claims
- 1088US2025085035A1Refrigerant management in hvac systemsTRANE INT INC·Filed 2024·Application pending·0 cites
- 1184US10422559B2Refrigerant level management in heat exchangers of an HVAC chillerTRANE INT INC·Filed 2017·Granted Sep 24, 2019·2 cites·1 claims
- 1283US9851130B2Electronics cooling using lubricant return for a shell-and-tube style evaporatorTRANE INT INC·Filed 2015·Granted Dec 26, 2017·3 cites·19 claims
- 1383US9677795B2Refrigerant management in a HVAC systemTRANE INT INC·Filed 2013·Granted Jun 13, 2017·4 cites·22 claims
- 1481US5778695ALiquid level sensor using refrigrant subcoolingAMERICAN STANDARD INC·Filed 1997·Granted Jul 14, 1998·49 cites·25 claims
- 1574US12092378B2Refrigerant management in HVAC systemsTRANE INT INC·Filed 2020·Granted Sep 17, 2024·0 cites·7 claims
- 1670US5638691AFalling film evaporator with refrigerant distribution systemAMERICAN STANDARD INC·Filed 1996·Granted Jun 17, 1997·31 cites·10 claims
- 1764US11365912B2Suction duct and multiple suction ducts inside a shell of a flooded evaporatorTRANE INT INC·Filed 2020·Granted Jun 21, 2022·0 cites·19 claims
- 1862US11976854B2Enhanced tube for direct expansion evaporatorsTRANE INT INC·Filed 2022·Granted May 7, 2024·0 cites·18 claims
- 1960US9903663B2Brazed heat exchanger with fluid flow to serially exchange heat with different refrigerant circuitsTRANE INT INC·Filed 2014·Granted Feb 27, 2018·0 cites·16 claims
- 2059US10859297B2Refrigerant management in HVAC systemsTRANE INT INC·Filed 2016·Granted Dec 8, 2020·0 cites·10 claims
- 2157US2014202203A1Refrigerant evaporatorINGERSOLL RAND CO·Filed 2014·Application pending·0 cites
- 2254US12320566B2Suction gas heat exchanger control and utilizationTRANE INT INC·Filed 2022·Granted Jun 3, 2025·0 cites·17 claims
- 2353US10627139B2Suction duct and multiple suction ducts inside a shell of a flooded evaporatorTRANE INT INC·Filed 2015·Granted Apr 21, 2020·0 cites·1 claims
- 2446US10697717B2Water head for an evaporatorTRANE INT INC·Filed 2012·Granted Jun 30, 2020·0 cites·9 claims
- 2545US10480872B2Turbulators in enhanced tubesTRANE INT INC·Filed 2015·Granted Nov 19, 2019·0 cites·15 claims
- 2640US2018038618A1Lubricant separatorTRANE INT INC·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →