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Chan-Hwa Jeong
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Gyeongsangnam-Do, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Scroll compressor with discharge guide
Patent number
8,221,101
Issue date
Jul 17, 2012
LG Electronics Inc.
Chan-Hwa Jeong
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Scroll compressor having variable height scroll
Patent number
7,722,341
Issue date
May 25, 2010
LG Electronics Inc.
Chan-Hwa Jeong
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Overheating protection apparatus of scroll compressor
Patent number
7,559,750
Issue date
Jul 14, 2009
LG Electronics Inc.
Chan-Hwa Jeong
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Apparatus for preventing overheating of scroll compressor
Patent number
7,510,382
Issue date
Mar 31, 2009
LG Electronics Inc.
Chan-Hwa Jeong
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Oil separating device for compressor
Patent number
7,473,083
Issue date
Jan 6, 2009
LG Electronics Inc.
Hae-Jin Oh
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Apparatus for preventing reverse rotation of scroll compressor
Patent number
6,893,236
Issue date
May 17, 2005
LG Electronics Inc.
Chan-Hwa Jeong
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Bearing manufacturing method for compressor
Patent number
6,743,347
Issue date
Jun 1, 2004
LG Electronics Inc.
Chan Hwa Jeong
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
Scroll compressor
Publication number
20090238703
Publication date
Sep 24, 2009
Chan-Hwa Jeong
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Compressor and air conditioner having the same
Publication number
20080159886
Publication date
Jul 3, 2008
LG Electronics Inc.
Se-Jin Ku
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Scroll compressor
Publication number
20070217936
Publication date
Sep 20, 2007
LG Electronics Inc.
Hae-Jin Oh
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Scroll compressor
Publication number
20070212246
Publication date
Sep 13, 2007
LG Electronics Inc.
Chan-Hwa Jeong
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Apparatus for preventing overheating of scroll compressor
Publication number
20050220654
Publication date
Oct 6, 2005
LG Electronics Inc.
Chan-Hwa Jeong
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Overheating protection apparatus of scroll compressor
Publication number
20050135940
Publication date
Jun 23, 2005
LG Electronics Inc.
Chan-Hwa Jeong
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Apparatus for preventing reverse rotation of scroll compressor
Publication number
20040208766
Publication date
Oct 21, 2004
Chan-Hwa Jeong
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Bearing manufacturing method for compressor
Publication number
20020083589
Publication date
Jul 4, 2002
LG Electronics Inc.
Chan Hwa Jeong
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR