Inventor
CRAWFORD CARL T
US12 patents
⚠️ This page may combine multiple inventors who share the name “CRAWFORD CARL T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LENNOX IND INC
11 patentsUS10816232B2Oct 27, 2020
Systems and methods for pumping down flammable refrigerant
LENNOX IND INC12 citations84
US10955175B2Mar 23, 2021
Heating, ventilation, air-conditioning, and refrigeration system
LENNOX IND INC1 citations71
US10928091B2Feb 23, 2021
Systems and methods for pumping down flammable refrigerant
LENNOX IND INC6 citations71
US10519981B2Dec 31, 2019
Ice deflector for a fan housing
LENNOX IND INC2 citations69
US11768022B2Sep 26, 2023
Liquid transfer pump cycle
LENNOX IND INC0 citations61
US11402138B2Aug 2, 2022
Liquid transfer pump cycle
LENNOX IND INC0 citations61
US11408652B2Aug 9, 2022
Heating, ventilation, air-conditioning, and refrigeration system with variable speed compressor
LENNOX IND INC0 citations60
US11408651B2Aug 9, 2022
Heating, ventilation, air-conditioning, and refrigeration system with variable speed compressor
LENNOX IND INC0 citations60
US10704816B2Jul 7, 2020
Liquid transfer pump cycle
LENNOX IND INC0 citations51
US9909596B2Mar 6, 2018
Ice deflector for a fan housing
LENNOX IND INC0 citations48
US9829012B2Nov 28, 2017
Ice deflector for a fan housing
LENNOX IND INC0 citations48