TREA

Kwan Shik Cho

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  • Seoul, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Food keeping refrigerator
    • Patent number 7,866,171
    • Issue date Jan 11, 2011
    • LG Electronics Inc.
    • Kwan-Shik Cho
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Air conditioner
    • Patent number 6,810,684
    • Issue date Nov 2, 2004
    • LG Electronics Inc.
    • Won Hee Lee
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air conditioner
    • Patent number 6,640,574
    • Issue date Nov 4, 2003
    • LG Electronics Inc.
    • Won Hee Lee
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Burner for stirling engines
    • Patent number 5,590,526
    • Issue date Jan 7, 1997
    • LG Electronics Inc.
    • Kwan Shik Cho
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    FOAMING CLEANSER COMPOSITIONS CONTAINING A NON-POLAR OIL AND AMPHIP...
    • Publication number 20210038494
    • Publication date Feb 11, 2021
    • LUBRIZOL ADVANCED MATERIALS, INC.
    • Xianghua Qu
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Storage Space Variable Type Refrigerator
    • Publication number 20080150403
    • Publication date Jun 26, 2008
    • Kwan-Shik Cho
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Food keeping refrigerator
    • Publication number 20080066475
    • Publication date Mar 20, 2008
    • Kwan-Shik Cho
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Application

    Air conditioner
    • Publication number 20040050088
    • Publication date Mar 18, 2004
    • LG Electronics Inc.
    • Won Hee Lee
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Air conditioner
    • Publication number 20020083728
    • Publication date Jul 4, 2002
    • Won Hee Lee
    • F24 - HEATING RANGES VENTILATING