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Daejeon, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Electrochemical device with high capacity and method for preparing...
Patent number
9,017,841
Issue date
Apr 28, 2015
LG Chem, Ltd.
Sung Kyun Chang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Preparation method of lithium-metal composite oxides
Patent number
8,895,190
Issue date
Nov 25, 2014
LG Chem, Ltd.
Sung-Kyun Chang
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Electrochemical device with high capacity and method for preparing...
Patent number
8,241,773
Issue date
Aug 14, 2012
LG Chem, Ltd.
Sung Kyun Chang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Lithium-metal composite oxides and electrochemical device using the...
Patent number
8,206,852
Issue date
Jun 26, 2012
LG Chem, Ltd.
Sung-Kyun Chang
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Secondary battery having constant-voltage device
Patent number
7,737,661
Issue date
Jun 15, 2010
LG Chem, Ltd.
Sung Kyun Chang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Safety element for battery and battery with the same
Patent number
7,629,073
Issue date
Dec 8, 2009
LG Chem, Ltd.
Jeong Ju Cho
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
ELECTROCHEMICAL DEVICE WITH HIGH CAPACITY AND METHOD FOR PREPARING...
Publication number
20120251883
Publication date
Oct 4, 2012
LG CHEM, LTD.
Sung Kyun CHANG
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ELECTRODE-ACTIVE ANION-DEFICIENT LITHIUM TRANSITION-METAL PHOSPHATE...
Publication number
20120021288
Publication date
Jan 26, 2012
Hanwha Chemical Corporation
Kyu Ho Song
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Preparation Method of Lithium-Metal Composite Oxides
Publication number
20100227221
Publication date
Sep 9, 2010
LG CHEM, LTD.
Sung-Kyun Chang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Lithium-Metal Composite Oxides and Electrochemical Device Using the...
Publication number
20100227222
Publication date
Sep 9, 2010
LG CHEM, LTD.
Sung-Kyun Chang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Electrochemical device with high capacity and method for preparing...
Publication number
20070042269
Publication date
Feb 22, 2007
Sung Kyun Chang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Pretreatment method of electrode active material
Publication number
20070037043
Publication date
Feb 15, 2007
Sung Kyun Chang
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Secondary battery having constant-voltage device
Publication number
20060038534
Publication date
Feb 23, 2006
Sung Kyun Chang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Safety element for battery and battery with the same
Publication number
20050260486
Publication date
Nov 24, 2005
Jeong Ju Cho
H01 - BASIC ELECTRIC ELEMENTS