TREA

Byeongchul LEE

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Patents Grantslast 30 patents

  • Information Patent Grant

    Turbo compressor
    • Patent number 12,221,974
    • Issue date Feb 11, 2025
    • LG Electronics Inc.
    • Changgook Moon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor with vane coupled to rolling piston
    • Patent number RE49937
    • Issue date Apr 23, 2024
    • LG Electronics Inc.
    • Gukhyun Cho
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,920,590
    • Issue date Mar 5, 2024
    • LG Electronics Inc.
    • Yongkyu Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor including suction guide
    • Patent number 11,773,851
    • Issue date Oct 3, 2023
    • LG Electronics Inc.
    • Byeonghun Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number RE49234
    • Issue date Oct 4, 2022
    • LG Electronics Inc.
    • Taekyoung Kim
  • Information Patent Grant

    Hermetic compressor
    • Patent number 11,448,215
    • Issue date Sep 20, 2022
    • LG Electronics Inc.
    • Seokhwan Moon
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor having lubrication structure for thrust surface
    • Patent number 11,434,908
    • Issue date Sep 6, 2022
    • LG Electronics Inc.
    • Sang baek Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,408,423
    • Issue date Aug 9, 2022
    • LG Electronics Inc.
    • Yongkyu Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having wear preventing member located between key...
    • Patent number 11,401,937
    • Issue date Aug 2, 2022
    • LG Electronics Inc.
    • Jinyong Jang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Motor operated compressor
    • Patent number 11,359,629
    • Issue date Jun 14, 2022
    • LG Electronics Inc.
    • Honghee Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with recesses and protrusions
    • Patent number 11,339,785
    • Issue date May 24, 2022
    • LG Electronics Inc.
    • Yongkyu Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number RE49074
    • Issue date May 17, 2022
    • LG Electronics Inc.
    • Taekyoung Kim
  • Information Patent Grant

    Bush bearing having outer lubricating layer, manufacturing method t...
    • Patent number 11,293,434
    • Issue date Apr 5, 2022
    • LG Electronics Inc.
    • Jaeha Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having centrifugation and differential pressure structur...
    • Patent number 11,248,608
    • Issue date Feb 15, 2022
    • LG Electronics Inc.
    • Kangwook Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Motor-operated compressor
    • Patent number 11,225,969
    • Issue date Jan 18, 2022
    • LG Electronics Inc.
    • Jongtae Her
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 11,187,230
    • Issue date Nov 30, 2021
    • LG Electronics Inc.
    • Kangwook Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number RE48826
    • Issue date Nov 23, 2021
    • LG Electronics Inc.
    • Kangwook Lee
  • Information Patent Grant

    Compressor
    • Patent number 11,168,689
    • Issue date Nov 9, 2021
    • LG Electronics Inc.
    • Jehoon Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor having shaft frame support including guide holes...
    • Patent number 11,136,981
    • Issue date Oct 5, 2021
    • LG Electronics Inc.
    • Sungyong Ahn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Motor-operated compressor
    • Patent number 11,053,941
    • Issue date Jul 6, 2021
    • LG Electronics Inc.
    • Junghoon Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with oil separator
    • Patent number 11,053,938
    • Issue date Jul 6, 2021
    • LG Electronics Inc.
    • Cheolhwan Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 10,962,010
    • Issue date Mar 30, 2021
    • LG Electronics Inc.
    • Seokhwan Moon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary engine
    • Patent number 10,954,848
    • Issue date Mar 23, 2021
    • LG Electronics Inc.
    • Yunhi Lee
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor
    • Patent number RE48456
    • Issue date Mar 2, 2021
    • LG Electronics Inc.
    • Kangwook Lee
  • Information Patent Grant

    Motor operated compressor
    • Patent number 10,914,296
    • Issue date Feb 9, 2021
    • LG Electronics Inc.
    • Jongtae Her
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with oil separation member
    • Patent number 10,895,260
    • Issue date Jan 19, 2021
    • LG Electronics Inc.
    • Cheolhwan Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Co-rotating scroll compressor having displacement bearing
    • Patent number 10,883,500
    • Issue date Jan 5, 2021
    • LG Electronics Inc.
    • Jaesang Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hermetic compressor having a vane with guide portion
    • Patent number 10,883,502
    • Issue date Jan 5, 2021
    • LG Electronics Inc.
    • Seokhwan Moon
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor having integrated flow path structure
    • Patent number 10,830,237
    • Issue date Nov 10, 2020
    • LG Electronics Inc.
    • Yong Kyu Choi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having centrifugation structure for supplying oil
    • Patent number 10,816,000
    • Issue date Oct 27, 2020
    • LG Electronics Inc.
    • Cheol Hwan Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    TURBO COMPRESSOR AND REFRIGERATION CYCLE DEVICE HAVING TURBO COMPRE...
    • Publication number 20230304706
    • Publication date Sep 28, 2023
    • LG ELECTRONICS INC.
    • Changgook MOON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TURBO COMPRESSOR
    • Publication number 20230193917
    • Publication date Jun 22, 2023
    • LG ELECTRONICS INC.
    • Changgook MOON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH RECESSES AND PROTRUSIONS
    • Publication number 20230100611
    • Publication date Mar 30, 2023
    • LG ELETRONICS INC.
    • Yongkyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH RECESSES AND PROTRUSIONS
    • Publication number 20230088110
    • Publication date Mar 23, 2023
    • LG ELECTRONICS INC.
    • Yongkyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20220364560
    • Publication date Nov 17, 2022
    • LG ELECTRONICS INC.
    • Yongkyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20220333598
    • Publication date Oct 20, 2022
    • LG ELECTRONICS INC.
    • Byeonghun YU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH RECESSES AND PROTRUSIONS
    • Publication number 20220282731
    • Publication date Sep 8, 2022
    • LG ELECTRONICS INC.
    • Yongkyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20220082098
    • Publication date Mar 17, 2022
    • LG ELECTRONICS INC.
    • Kangwook LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OIL DETECTING DEVICE FOR COMPRESSOR AND COMPRESSOR INCLUDING OIL DE...
    • Publication number 20210156374
    • Publication date May 27, 2021
    • LG ELECTRONICS INC.
    • Yoonsung CHOI
    • G01 - MEASURING TESTING
  • Information Patent Application

    HERMETIC COMPRESSOR
    • Publication number 20210095669
    • Publication date Apr 1, 2021
    • LG Electronic Inc.
    • Seokhwan MOON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MOTOR OPERATED COMPRESSOR
    • Publication number 20210071663
    • Publication date Mar 11, 2021
    • LG ELECTRONICS INC.
    • Honghee PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR HAVING LUBRICATION STRUCTURE FOR THRUST SURFACE
    • Publication number 20200340477
    • Publication date Oct 29, 2020
    • LG ELECTRONICS INC.
    • Sang baek PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR-OPERATED COMPRESSOR
    • Publication number 20200332798
    • Publication date Oct 22, 2020
    • LG ELECTRONICS INC.
    • Junghoon PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR-OPERATED COMPRESSOR
    • Publication number 20200300245
    • Publication date Sep 24, 2020
    • LG ELECTRONICS INC.
    • Junghoon PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BUSH BEARING HAVING OUTER LUBRICATING LAYER, MANUFACTURING METHOD T...
    • Publication number 20200240409
    • Publication date Jul 30, 2020
    • LG ELECTRONICS INC.
    • Jaeha LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR-OPERATED COMPRESSOR
    • Publication number 20200217316
    • Publication date Jul 9, 2020
    • LG ELECTRONICS INC.
    • Jongtae HER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR OPERATED COMPRESSOR
    • Publication number 20200158108
    • Publication date May 21, 2020
    • LG ELECTRONICS INC.
    • Yongkyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR OPERATED COMPRESSOR
    • Publication number 20200102956
    • Publication date Apr 2, 2020
    • LG ELECTRONICS INC.
    • Sanghun SEONG
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SCROLL TYPE COMPRESSOR
    • Publication number 20200088195
    • Publication date Mar 19, 2020
    • LG ELECTRONICS INC.
    • Byungkil YOO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR HAVING CENTRIFUGATION AND DIFFERENTIAL PRESSURE STRUCTUR...
    • Publication number 20200088199
    • Publication date Mar 19, 2020
    • LG ELECTRONICS INC.
    • Kangwook LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR OPERATED COMPRESSOR
    • Publication number 20200072203
    • Publication date Mar 5, 2020
    • LG ELECTRONICS INC.
    • Jongtae HER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20200049146
    • Publication date Feb 13, 2020
    • LG Electronics Inc.
    • Yongkyu CHOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR-OPERATED COMPRESSOR
    • Publication number 20200040893
    • Publication date Feb 6, 2020
    • LG ELECTRONICS INC.
    • Jongtae HER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20190390675
    • Publication date Dec 26, 2019
    • LG ELECTRONICS INC.
    • Sungyong AHN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20190376514
    • Publication date Dec 12, 2019
    • LG ELECTRONICS INC.
    • Jehoon KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20190345940
    • Publication date Nov 14, 2019
    • LG ELECTRONICS INC.
    • Jinyong JANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR-OPERATED COMPRESSOR
    • Publication number 20190338775
    • Publication date Nov 7, 2019
    • LG ELECTRONICS INC.
    • Junghoon PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20190277289
    • Publication date Sep 12, 2019
    • LG ELECTRONICS INC.
    • Byungkil YOO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR HAVING CENTRIFUGATION STRUCTURE FOR SUPPLYING OIL
    • Publication number 20190024664
    • Publication date Jan 24, 2019
    • LG Electronics Inc.
    • Cheol Hwan Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR HAVING LUBRICATION STRUCTURE FOR THRUST SURFACE
    • Publication number 20180372098
    • Publication date Dec 27, 2018
    • LG Electronics Inc.
    • Sang baek PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...