Inventor · disambiguated record
Se Dong Chang
Also filed as: CHANG SE D · CHANG SE-DONG
20 granted patents·18 pending applications·128 citations·filing 2003–2007
94Inventor score
Top patents by PatentIndex Score
38 records- 0193US8245948B2Co-generation and control method of the sameCHO EUN JUN·Filed 2007·Granted Aug 21, 2012·34 cites·12 claims
- 0289US7464563B2Air-conditioner having a dual-refrigerant cycleLG ELECTRONICS INC·Filed 2005·Granted Dec 16, 2008·20 cites·9 claims
- 0380US7386994B2Oil separator and cooling-cycle apparatus using the sameLG ELECTRONICS INC·Filed 2005·Granted Jun 17, 2008·8 cites·3 claims
- 0477US7823397B2System and method for detecting clogged state of pipe of heat pump type multi-air conditionerLG ELECTRONICS INC·Filed 2005·Granted Nov 2, 2010·9 cites·16 claims
- 0575US7181917B2Control method for four-way valve of multiple heat pumpLG ELECTRONICS INC·Filed 2005·Granted Feb 27, 2007·5 cites·20 claims
- 0673US7415838B2Second-refrigerant pump driving type air conditionerLG ELECTRONICS INC·Filed 2006·Granted Aug 26, 2008·5 cites·23 claims
- 0772US7721559B2Multi-type air conditioner and method for controlling the sameLG ELECTRONICS INC·Filed 2005·Granted May 25, 2010·4 cites·15 claims
- 0872US7272943B2Control method for multiple heat pumpLG ELECTRONICS INC·Filed 2005·Granted Sep 25, 2007·4 cites·16 claims
- 0971US7650759B2Apparatus for controlling refrigerant levelLG ELECTRONICS INC·Filed 2005·Granted Jan 26, 2010·4 cites·20 claims
- 1071US7621138B2Abnormal state detecting apparatus of multi-type air conditioner and method thereofLG ELECTRONICS INC·Filed 2005·Granted Nov 24, 2009·5 cites·21 claims
- 1168US7765812B2System for detecting mis-connected state between communication lines for multi-type air conditioner and method thereofLG ELECTRONICS INC·Filed 2005·Granted Aug 3, 2010·4 cites·19 claims
- 1264US7690216B2Oil separator for air conditionersLG ELECTRONICS INC·Filed 2005·Granted Apr 6, 2010·1 cites·18 claims
- 1364US7624590B2Multi-type air conditionerLG ELECTRONICS INC·Filed 2005·Granted Dec 1, 2009·2 cites·14 claims
- 1463US7673465B2Air-conditioning system and apparatus for protecting the sameLG ELECTRONICS INC·Filed 2005·Granted Mar 9, 2010·1 cites·12 claims
- 1561US7735328B2Apparatus and method for monitoring state information in trial run mode of multi-airconditionerLG ELECTRONICS INC·Filed 2005·Granted Jun 15, 2010·2 cites·5 claims
- 1658US6952933B2Multi-type air conditionerLG ELECTRONICS INC·Filed 2003·Granted Oct 11, 2005·10 cites·24 claims
- 1755US2008036211A1Cogeneration systemLG ELECTRONICS INC·Filed 2007·Application pending·0 cites
- 1851US2007018009A1Cogeneration system and method for controlling the sameLG ELECTRONICS INC·Filed 2006·Application pending·0 cites
- 1950US7467521B2Method for controlling multi-type air conditionerLG ELECTRONICS INC·Filed 2005·Granted Dec 23, 2008·0 cites·14 claims
- 2050US2006107683A1Air conditioning system and method for controlling the sameLG ELECTRONICS INC·Filed 2005·Application pending·0 cites
- 2149US7131283B2Method for controlling multi-type air conditionerLG ELECTRONICS INC·Filed 2004·Granted Nov 7, 2006·6 cites·29 claims
- 2249US2008022707A1Co-generationCHO EUN JUN·Filed 2007·Application pending·0 cites
- 2349US2007012058A1Cogeneration systemLG ELECTRONICS INC·Filed 2006·Application pending·0 cites
- 2449US2007012418A1Cogeneration systemLG ELECTRONICS INC·Filed 2006·Application pending·0 cites
- 2549US2006090483A1Communication system of a multi-type air-conditioner and method thereofLG ELECTRONICS INC·Filed 2005·Application pending·0 cites
- 2649US2006283967A1Cogeneration systemLG ELECTRONICS INC·Filed 2006·Application pending·0 cites
- 2749US2008022708A1Co-generationCHO EUN JUN·Filed 2007·Application pending·0 cites
- 2848US7343756B2Air conditioning systemLG ELECTRONICS INC·Filed 2005·Granted Mar 18, 2008·0 cites·16 claims
- 2948US2006070719A1Air conditionerLG ELECTRONICS INC·Filed 2005·Application pending·0 cites
- 3048US2006117778A1Cooling/heating system and method for controlling the sameLG ELECTRONICS INC·Filed 2005·Application pending·0 cites
- 3148US2006101846A1Refrigerant filtering apparatus for air conditionersLG ELECTRONICS INC·Filed 2005·Application pending·0 cites
- 3247US2006090487A1Air conditionerLG ELECTRONICS INC·Filed 2005·Application pending·0 cites
- 3347US2006112712A1Air conditioning systemLG ELECTRONICS INC·Filed 2005·Application pending·0 cites
- 3447US2006080990A1Air conditionerLG ELECTRONICS INC·Filed 2005·Application pending·0 cites
- 3546US7171818B2System and method for controlling temperature of refrigerant in air conditionerLG ELECTRONICS INC·Filed 2004·Granted Feb 6, 2007·4 cites·24 claims
- 3645US2006242977A1Cogeneration systemLG ELECTRONICS INC·Filed 2006·Application pending·0 cites
- 3744US2005193754A1Engine-operated or electrically-operated air conditioner and control method for the sameLG ELECTRONICS INC·Filed 2005·Application pending·0 cites
- 3841US2006259200A1Hybrid generation system and control method thereofLG ELECTRONICS INC·Filed 2006·Application pending·0 cites
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