Inventor · disambiguated record
Carl T. Crawford
Also filed as: CRAWFORD CARL · CRAWFORD CARL T · CRAWFORD CARL TRAVIS
15 granted patents·1 pending application·43 citations·filing 2009–2022
89Inventor score
Top patents by PatentIndex Score
16 records- 0195US11098915B2HVAC systems and methods with refrigerant purgeLENNOX IND INC·Filed 2019·Granted Aug 24, 2021·14 cites·20 claims
- 0295US10816232B2Systems and methods for pumping down flammable refrigerantLENNOX IND INC·Filed 2019·Granted Oct 27, 2020·12 cites·17 claims
- 0393US10928091B2Systems and methods for pumping down flammable refrigerantLENNOX IND INC·Filed 2019·Granted Feb 23, 2021·6 cites·20 claims
- 0481US10519981B2Ice deflector for a fan housingLENNOX IND INC·Filed 2017·Granted Dec 31, 2019·2 cites·10 claims
- 0579US11768022B2Liquid transfer pump cycleLENNOX IND INC·Filed 2022·Granted Sep 26, 2023·0 cites·20 claims
- 0678US10955175B2Heating, ventilation, air-conditioning, and refrigeration systemLENNOX IND INC·Filed 2017·Granted Mar 23, 2021·1 cites·17 claims
- 0773US11408651B2Heating, ventilation, air-conditioning, and refrigeration system with variable speed compressorLENNOX IND INC·Filed 2021·Granted Aug 9, 2022·0 cites·17 claims
- 0873US11408652B2Heating, ventilation, air-conditioning, and refrigeration system with variable speed compressorLENNOX IND INC·Filed 2021·Granted Aug 9, 2022·0 cites·17 claims
- 0971US11402138B2Liquid transfer pump cycleLENNOX IND INC·Filed 2020·Granted Aug 2, 2022·0 cites·9 claims
- 1069US9151526B2Method to control electronic expansion valveQU YI·Filed 2011·Granted Oct 6, 2015·4 cites·20 claims
- 1164US10704816B2Liquid transfer pump cycleLENNOX IND INC·Filed 2017·Granted Jul 7, 2020·0 cites·19 claims
- 1260US8549867B2Heat pump control system using passive defrostCRAWFORD CARL T·Filed 2009·Granted Oct 8, 2013·4 cites·20 claims
- 1357US9874381B2Method to control electronic expansion valveLENNOX IND INC·Filed 2015·Granted Jan 23, 2018·0 cites·12 claims
- 1452US9909596B2Ice deflector for a fan housingLENNOX IND INC·Filed 2013·Granted Mar 6, 2018·0 cites·11 claims
- 1552US9829012B2Ice deflector for a fan housingLENNOX IND INC·Filed 2013·Granted Nov 28, 2017·0 cites·13 claims
- 1641US2010186458A1Combination laundry washer dryerKEGLER ANDREW·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →