Inventor · disambiguated record
Derek Leman
Also filed as: LEMAN DEREK · LEMAN DEREK A
13 granted patents·11 pending applications·59 citations·filing 1998–2024
89Inventor score
Top patents by PatentIndex Score
24 records- 0189US10928080B2Climate control outdoor unit with inverter coolingCARRIER CORP·Filed 2016·Granted Feb 23, 2021·7 cites·20 claims
- 0287US11215388B2Refrigerant charge managementCARRIER CORP·Filed 2019·Granted Jan 4, 2022·3 cites·15 claims
- 0384US9732998B2Method and system of using a reversing valve to control at least two HVAC systemsCARRIER CORP·Filed 2015·Granted Aug 15, 2017·3 cites·18 claims
- 0473US8267156B2Streamlined orifice of outdoor unitWANG YU·Filed 2005·Granted Sep 18, 2012·7 cites·13 claims
- 0573US7708052B2Coil supportCARRIER CORP·Filed 2006·Granted May 4, 2010·9 cites·18 claims
- 0671US2025198672A1Modular de-superheater and water heater systemCARRIER CORP·Filed 2024·Application pending·0 cites
- 0770US10006670B2Method for managing a refrigerant charge in a multi-purpose HVAC systemCARRIER CORP·Filed 2014·Granted Jun 26, 2018·3 cites·22 claims
- 0863US2025075949A1Heat pump system for optimizing operational efficiencywithout charge imbalance and a method thereofCARRIER CORP·Filed 2024·Application pending·0 cites
- 0958US9488384B2Heat pump water module with condensing coil in water storage tankCARRIER CORP·Filed 2014·Granted Nov 8, 2016·0 cites·15 claims
- 1058US2011073277A1Adapter for heat exchangerKARL ANDREW E·Filed 2009·Application pending·0 cites
- 1158US2015122459A1Brazed heat exchanger designCARRIER CORP·Filed 2014·Application pending·0 cites
- 1257US2018320979A1Refrigerant to water heat exchangerCARRIER CORP·Filed 2018·Application pending·0 cites
- 1356US10557667B2Refrigerant to water heat exchangerCARRIER CORP·Filed 2014·Granted Feb 11, 2020·0 cites·17 claims
- 1455USD562122SCorner top clipCARRIER CORP·Filed 2006·Granted Feb 19, 2008·10 cites·1 claims
- 1553US12173942B2Method of operating a heat pump systemCLUFF CHARLES·Filed 2022·Granted Dec 24, 2024·0 cites·19 claims
- 1653US11022357B2System and method of operating a variable speed compressor with a two-stage controllerCARRIER CORP·Filed 2016·Granted Jun 1, 2021·0 cites·18 claims
- 1751US2023152018A1Method of operating a refrigerant compressorCARRIER CORP·Filed 2022·Application pending·0 cites
- 1850US2008092576A1Support bracket for casing of a condensing unitCARRIER CORP·Filed 2006·Application pending·0 cites
- 1949US2020166234A1Variable speed vapor compression systems and methods of controlling humidity with vapor compression systemsCARRIER CORP·Filed 2019·Application pending·0 cites
- 2047US2015040841A1System and method for improving a water heating cycle in a multi-purpose hvac systemCARRIER CORP·Filed 2014·Application pending·0 cites
- 2145US2015052914A1System and Method for Using an Electronic Expansion Valve to Control a Discharge Pressure in a Multi-Purpose HVAC SystemCARRIER CORP·Filed 2014·Application pending·0 cites
- 2242US6260709B1Membrane filter element for chemical-mechanical polishing slurriesPARKER HANNIFIN CORP·Filed 1998·Granted Jul 17, 2001·12 cites·13 claims
- 2342US2013104574A1Hybrid Space And Hot Water Heating Heat PumpDEMPSEY DANIEL J·Filed 2012·Application pending·0 cites
- 2441USD538724STri-spoke motor capCARRIER CORP·Filed 2006·Granted Mar 20, 2007·5 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →