Inventor
CHOI SONG
KR36 patents
⚠️ This page may combine multiple inventors who share the name “CHOI SONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LG ELECTRONICS INC
27 patentsUS6893229B2May 17, 2005
Vacuum preventing device of scroll compressor
LG ELECTRONICS INC60 citations95
US7094038B2Aug 22, 2006
Vacuum preventing device for scroll compressor
LG ELECTRONICS INC12 citations84
US6250899B1Jun 26, 2001
Rotary compressor
LG ELECTRONICS INC17 citations84
US7464563B2Dec 16, 2008
Air-conditioner having a dual-refrigerant cycle
LG ELECTRONICS INC20 citations83
US11604011B2Mar 14, 2023
Gas heat pump system
LG ELECTRONICS INC2 citations72
US10054348B2Aug 21, 2018
Air conditioner
LG ELECTRONICS INC2 citations71
US10041706B2Aug 7, 2018
Air conditioner and method for controlling an air conditioner
LG ELECTRONICS INC3 citations71
US9816734B2Nov 14, 2017
Air conditioner and method for controlling an air conditioner
LG ELECTRONICS INC4 citations71
US11365911B2Jun 21, 2022
Gas heat pump system
LG ELECTRONICS INC2 citations67
US7621138B2Nov 24, 2009
Abnormal state detecting apparatus of multi-type air conditioner and method thereof
LG ELECTRONICS INC5 citations62
US11384942B2Jul 12, 2022
Cogeneration system
LG ELECTRONICS INC1 citations61
US7765812B2Aug 3, 2010
System for detecting mis-connected state between communication lines for multi-type air conditioner and method thereof
LG ELECTRONICS INC4 citations60
US11316407B2Apr 26, 2022
Generator
LG ELECTRONICS INC1 citations55
US6752607B2Jun 22, 2004
Apparatus for reducing friction loss in scroll compressor
LG ELECTRONICS INC3 citations54
US7802440B2Sep 28, 2010
Compression system and air conditioning system
LG ELECTRONICS INC1 citations52
US11480368B2Oct 25, 2022
Gas heat pump system
LG ELECTRONICS INC0 citations51
US9863668B2Jan 9, 2018
Air conditioner
LG ELECTRONICS INC0 citations51
US7160089B2Jan 9, 2007
Eccentric coupling device in radial compliance scroll compressor
LG ELECTRONICS INC0 citations51
US10012419B2Jul 3, 2018
Heat-pump system
LG ELECTRONICS INC1 citations50
US11231184B2Jan 25, 2022
Outdoor unit of gas heat pump system
LG ELECTRONICS INC0 citations44
US11428194B2Aug 30, 2022
Gas engine power generation system
LG ELECTRONICS INC0 citations41
US10527333B2Jan 7, 2020
Air conditioner and method for controlling an air conditioner
LG ELECTRONICS INC0 citations40
US10197307B2Feb 5, 2019
Air conditioner with oil level control for both gas and electric heat pump cycles
LG ELECTRONICS INC0 citations40
US9714769B2Jul 25, 2017
Air conditioner
LG ELECTRONICS INC0 citations39
US10823130B2Nov 3, 2020
Gas heat pump and control method therefor
LG ELECTRONICS INC0 citations38
US10436460B2Oct 8, 2019
Air conditioner having engine and generator
LG ELECTRONICS INC0 citations38
US9964319B2May 8, 2018
Air conditioner and method for controlling an air conditioner
LG ELECTRONICS INC0 citations38