Inventor
LIU WENQIAN
US10 patents
⚠️ This page may combine multiple inventors who share the name “LIU WENQIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LENNOX IND INC
9 patentsUS11796237B2Oct 24, 2023
Method and apparatus for preventing component malfunction using accelerometers
LENNOX IND INC0 citations61
US11306928B2Apr 19, 2022
Method and apparatus for re-heat circuit operation
LENNOX IND INC0 citations61
US11067322B2Jul 20, 2021
Method and apparatus for preventing component malfunction using accelerometers
LENNOX IND INC0 citations61
US10801742B2Oct 13, 2020
Method and apparatus for re-heat circuit operation
LENNOX IND INC1 citations61
US11255582B2Feb 22, 2022
HVAC systems and methods with multiple-path expansion device subsystems
LENNOX IND INC0 citations59
US10465949B2Nov 5, 2019
HVAC systems and methods with multiple-path expansion device subsystems
LENNOX IND INC1 citations59
US11754328B2Sep 12, 2023
Method and system for the heat-pump control to reduce liquid refrigerant migration
LENNOX IND INC0 citations58
US11592225B2Feb 28, 2023
Method and system for the heat-pump control to reduce liquid refrigerant migration
LENNOX IND INC0 citations58
US10655877B2May 19, 2020
Evaporator coil protection for HVAC systems
LENNOX IND INC1 citations54