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Sai Kee Oh

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  • Anyang-si, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air conditioner
    • Patent number 8,826,691
    • Issue date Sep 9, 2014
    • LG Electronics Inc.
    • Pil Hyun Yoon
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air conditioner and defrosting operation method of the same
    • Patent number 8,567,203
    • Issue date Oct 29, 2013
    • LG Electronics Inc.
    • Ji Young Jang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air conditioner and method of controlling the same
    • Patent number 8,459,051
    • Issue date Jun 11, 2013
    • LG Electronics Inc.
    • Ho Jong Jeong
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air conditioner having plural compressors and plural oil separators
    • Patent number 8,375,740
    • Issue date Feb 19, 2013
    • LG Electronics Inc.
    • Pil Hyun Yoon
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air conditioner
    • Patent number 8,028,539
    • Issue date Oct 4, 2011
    • LG Electronics Inc.
    • Pil Hyun Yoon
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air conditioner
    • Patent number 8,001,802
    • Issue date Aug 23, 2011
    • LG Electronics Inc.
    • Chang Min Choi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Apparatus for controlling refrigerant level
    • Patent number 7,650,759
    • Issue date Jan 26, 2010
    • LG Electronics Inc.
    • Bong-Soo Park
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air-conditioner having a dual-refrigerant cycle
    • Patent number 7,464,563
    • Issue date Dec 16, 2008
    • LG Electronics Inc.
    • Bong-Soo Park
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Second-refrigerant pump driving type air conditioner
    • Patent number 7,415,838
    • Issue date Aug 26, 2008
    • LG Electronics Inc.
    • Bong-Soo Park
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air conditioning system
    • Patent number 7,343,756
    • Issue date Mar 18, 2008
    • LG Electronics Inc.
    • Se-Dong Chang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Multi-air conditioner
    • Patent number 7,318,326
    • Issue date Jan 15, 2008
    • LG Electronics Inc.
    • Yoon-Been Lee
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Control method for multiple heat pump
    • Patent number 7,272,943
    • Issue date Sep 25, 2007
    • LG Electronics Inc.
    • Il Nahm Hwang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Heat exchanger
    • Patent number 7,261,147
    • Issue date Aug 28, 2007
    • LG Electronics Inc.
    • Sai Kee Oh
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger
    • Patent number 7,219,716
    • Issue date May 22, 2007
    • LG Electronics, Inc.
    • Sai Kee Oh
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Control method for four-way valve of multiple heat pump
    • Patent number 7,181,917
    • Issue date Feb 27, 2007
    • LG Electronics Inc.
    • Il Nahm Hwang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Heat exchanger
    • Patent number 7,182,127
    • Issue date Feb 27, 2007
    • LG Electronics Inc.
    • Sai Kee Oh
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger
    • Patent number 7,080,682
    • Issue date Jul 25, 2006
    • LG Electronics Inc.
    • Cheol-Soo Ko
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger
    • Patent number 6,932,153
    • Issue date Aug 23, 2005
    • LG Electronics Inc.
    • Cheol-Soo Ko
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Tube structure of micro-multi channel heat exchanger
    • Patent number 6,546,998
    • Issue date Apr 15, 2003
    • LG Electronics Inc.
    • Sai Kee Oh
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Refrigerated cooling apparatus for semiconductor device
    • Patent number 6,467,295
    • Issue date Oct 22, 2002
    • LG Electronics Inc.
    • Sai Kee Oh
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Heat exchanger with small-diameter refrigerant tubes
    • Patent number 6,431,263
    • Issue date Aug 13, 2002
    • LG Electronics Inc.
    • Sai Kee Oh
    • F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR CONDITIONER AND METHOD OF CONTROLLING THE SAME
    • Publication number 20100212342
    • Publication date Aug 26, 2010
    • LG ELECTRONICS INC.
    • Ho Jong JEONG
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Air conditioner and method of controlling the same
    • Publication number 20100206000
    • Publication date Aug 19, 2010
    • Ho Jong Jeong
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONER AND DEFROSTING OPERATION METHOD OF THE SAME
    • Publication number 20100170270
    • Publication date Jul 8, 2010
    • LG ELECTRONICS INC.
    • Ji Young JANG
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONER AND METHOD FOR DETECTING MALFUNCTION THEREOF
    • Publication number 20100174412
    • Publication date Jul 8, 2010
    • LG ELECTRONICS INC.
    • Ki Baik KWON
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Air conditioner
    • Publication number 20090107170
    • Publication date Apr 30, 2009
    • Pil Hyun Yoon
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Air conditioner
    • Publication number 20090107169
    • Publication date Apr 30, 2009
    • Pil Hyun Yoon
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONER
    • Publication number 20090107173
    • Publication date Apr 30, 2009
    • LG ELECTRONICS INC.
    • Pil Hyun YOON
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONER
    • Publication number 20080236185
    • Publication date Oct 2, 2008
    • LG ELECTRONICS INC.
    • Chang Min Choi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONER AND CONTROL METHOD THEREOF
    • Publication number 20080209924
    • Publication date Sep 4, 2008
    • LG Electronics Inc.
    • Pil Hyun Yoon
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Second-refrigerant pump driving type air conditioner
    • Publication number 20060191286
    • Publication date Aug 31, 2006
    • LG ELECTRONICS INC.
    • Bong-Soo Park
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Cooling/heating system and method for controlling the same
    • Publication number 20060117778
    • Publication date Jun 8, 2006
    • LG Electronics Inc.
    • Sai Kee Oh
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Air conditioning system
    • Publication number 20060112712
    • Publication date Jun 1, 2006
    • LG ELECTRONICS INC.
    • Se-Dong Chang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Air conditioning system
    • Publication number 20060112713
    • Publication date Jun 1, 2006
    • LG ELECTRONICS INC.
    • Se-Dong Chang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Air conditioning system and method for controlling the same
    • Publication number 20060107683
    • Publication date May 25, 2006
    • LG Electronics Inc.
    • Chi Woo Song
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Air conditioner
    • Publication number 20060090487
    • Publication date May 4, 2006
    • LG Electronics Inc.
    • Bong-Soo Park
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Apparatus for controlling refrigerant level
    • Publication number 20060075763
    • Publication date Apr 13, 2006
    • LG Electronics Inc.
    • Bong-Soo Park
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Air-conditioner having a dual-refrigerant cycle
    • Publication number 20060070391
    • Publication date Apr 6, 2006
    • LG Electronics Inc.
    • Bong-Soo Park
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Multi-air conditioner
    • Publication number 20050257565
    • Publication date Nov 24, 2005
    • LG ELECTRONICS INC.
    • Yoon-Been Lee
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Control method for four-way valve of multiple heat pump
    • Publication number 20050193748
    • Publication date Sep 8, 2005
    • LG ELECTRONICS INC.
    • Il Nahm Hwang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Engine-operated or electrically-operated air conditioner and contro...
    • Publication number 20050193754
    • Publication date Sep 8, 2005
    • LG ELECTRONICS INC.
    • Se Dong Chang
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Control method for multiple heat pump
    • Publication number 20050193749
    • Publication date Sep 8, 2005
    • LG ELECTRONICS INC.
    • Il Nahm Hwang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Heat exchanger
    • Publication number 20050056407
    • Publication date Mar 17, 2005
    • Sai Kee Oh
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    Heat exchanger
    • Publication number 20050045316
    • Publication date Mar 3, 2005
    • Sai Kee Oh
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    Heat exchanger
    • Publication number 20040251016
    • Publication date Dec 16, 2004
    • Sai Kee Oh
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    Heat exchanger
    • Publication number 20040226700
    • Publication date Nov 18, 2004
    • LG Electronics Inc.
    • Cheol-Soo Ko
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    Heat exchanger
    • Publication number 20040035561
    • Publication date Feb 26, 2004
    • Cheol-Soo Ko
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    Heat exchanger
    • Publication number 20040035563
    • Publication date Feb 26, 2004
    • Cheol-Soo Ko
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    Heat exchanger
    • Publication number 20040035559
    • Publication date Feb 26, 2004
    • Cheol-Soo Ko
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    Refrigerated cooling apparatus for semiconductor device
    • Publication number 20020066283
    • Publication date Jun 6, 2002
    • Sai Kee Oh
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Tube plate structure of micro-multi channel heat exchanger
    • Publication number 20020066554
    • Publication date Jun 6, 2002
    • Sai Kee Oh
    • F28 - HEAT EXCHANGE IN GENERAL