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Seoul, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Battery cell of novel structure
Patent number
10,056,577
Issue date
Aug 21, 2018
LG Chem, Ltd.
Pillgyu Jang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Secondary battery of improved safety
Patent number
10,003,049
Issue date
Jun 19, 2018
LG Chem, Ltd.
Sungjin Kwon
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrode assembly and lithium secondary battery comprising the same
Patent number
9,831,520
Issue date
Nov 28, 2017
LG Chem, Ltd.
Sungjin Kwon
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus for preparing cathode active material precursor for lithi...
Patent number
9,776,886
Issue date
Oct 3, 2017
LG Chem, Ltd.
ByungChun Park
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Battery case for secondary battery
Patent number
9,716,253
Issue date
Jul 25, 2017
LG Chem, Ltd.
Young Hoon Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery pack of the stair-like structure
Patent number
9,620,789
Issue date
Apr 11, 2017
LG Chem, Ltd.
Chan Ki Park
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery cell of stair-like structure
Patent number
9,548,517
Issue date
Jan 17, 2017
LG Chem, Ltd.
Young Hun Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery case for secondary battery
Patent number
9,531,032
Issue date
Dec 27, 2016
LG Chem, Ltd.
Young Hoon Kim
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Compact battery cell having improved durability and battery pack co...
Patent number
9,425,440
Issue date
Aug 23, 2016
LG Chem, Ltd.
Sungjin Kwon
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrode assembly of stair-like structure
Patent number
9,318,733
Issue date
Apr 19, 2016
LG Chem, Ltd.
Sungjin Kwon
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Electrode sheet including notching portion
Patent number
9,299,988
Issue date
Mar 29, 2016
LG Chem, Ltd.
Sungjin Kwon
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Battery cell of stair-like structure
Patent number
9,300,006
Issue date
Mar 29, 2016
LG Chem, Ltd.
Young Hun Kim
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Electrode assembly and composite electrode assembly of stair-like s...
Patent number
9,252,452
Issue date
Feb 2, 2016
LG Chem, Ltd.
Sungjin Kwon
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Stepped electrode assembly
Patent number
9,196,898
Issue date
Nov 24, 2015
LG Chem, Ltd.
Sungjin Kwon
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Prismatic secondary battery employed with safety groove
Patent number
8,974,936
Issue date
Mar 10, 2015
LG Chem, Ltd.
Jinsoo Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrochemical device with alternative separator system
Patent number
8,574,743
Issue date
Nov 5, 2013
LG Chem, Ltd.
Je Young Kim
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Electrochemical device with alternative separator system
Patent number
7,976,977
Issue date
Jul 12, 2011
LG Chem, Ltd.
Je Young Kim
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Electrochemical cell with two types of separators
Patent number
7,604,895
Issue date
Oct 20, 2009
LG Chem, Ltd.
Je Young Kim
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
BATTERY CELL OF STAIR-LIKE STRUCTURE
Publication number
20160181667
Publication date
Jun 23, 2016
LG CHEM, LTD.
Young Hun Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
APPARATUS FOR PREPARING CATHODE ACTIVE MATERIAL PRECURSOR FOR LITHI...
Publication number
20150225255
Publication date
Aug 13, 2015
LG CHEM, LTD.
ByungChun PARK
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COMPACT BATTERY CELL HAVING IMPROVED DURABILITY AND BATTERY PACK CO...
Publication number
20150044536
Publication date
Feb 12, 2015
LG CHEM, LTD.
Sungjin Kwon
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRODE ASSEMBLY AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME
Publication number
20150024245
Publication date
Jan 22, 2015
LG CHEM, LTD.
Sungjin KWON
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRODE ASSEMBLY OF NOVEL STRUCTURE AND BATTERY CELL COMPRISING T...
Publication number
20140342215
Publication date
Nov 20, 2014
Sungjin Kwon
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY CASE FOR SECONDARY BATTERY
Publication number
20140304980
Publication date
Oct 16, 2014
Young Hoon KIM
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
BATTERY CASE FOR SECONDARY BATTERY
Publication number
20140308577
Publication date
Oct 16, 2014
Young Hoon KIM
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY CELL OF NOVEL STRUCTURE
Publication number
20140205879
Publication date
Jul 24, 2014
LG CHEM, LTD.
Pillgyu Jang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRODE ASSEMBLY OF STAIR-LIKE STRUCTURE
Publication number
20140186685
Publication date
Jul 3, 2014
LG CHEM, LTD.
Sungjin KWON
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY PACK OF THE STAIR-LIKE STRUCTURE
Publication number
20140157584
Publication date
Jun 12, 2014
LG CHEM, LTD.
Chan Ki Park
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Electrode Sheet Including Notching Portion
Publication number
20140141326
Publication date
May 22, 2014
Sungjin Kwon
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Stepped Electrode Assembly
Publication number
20140134484
Publication date
May 15, 2014
Sungjin Kwon
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
APPARATUS FOR PREPARING CATHODE ACTIVE MATERIAL PRECURSOR FOR LITHI...
Publication number
20140065058
Publication date
Mar 6, 2014
University-Industry Cooperation Group of Kyung Hee University
ByungChun PARK
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Battery Cell Of Stair-Like Structure
Publication number
20140011070
Publication date
Jan 9, 2014
Young Hun Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SECONDARY BATTERY OF IMPROVED SAFETY
Publication number
20130330606
Publication date
Dec 12, 2013
LG CHEM, LTD.
Sungjin Kwon
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRODE ASSEMBLY AND COMPOSITE ELECTRODE ASSEMBLY OF STAIR-LIKE S...
Publication number
20130295436
Publication date
Nov 7, 2013
Sungjin KWON
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY CASE FOR SECONDARY BATTERY
Publication number
20130252081
Publication date
Sep 26, 2013
LG CHEM, LTD.
Young Hun KIM
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY PACK OF STAIR-LIKE STRUCTURE
Publication number
20130236768
Publication date
Sep 12, 2013
LG CHEM, LTD.
Chan Ki PARK
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PRISMATIC SECONDARY BATTERY EMPLOYED WITH SAFETY GROOVE
Publication number
20120177961
Publication date
Jul 12, 2012
LG CHEM, LTD.
Jinsoo LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
JELLY-ROLL OF IMPROVED STRUCTURE AND SECONDARY BATTERY COMPRISING T...
Publication number
20120177963
Publication date
Jul 12, 2012
LG CHEM, LTD.
Jin Soo LEE
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
ELECTROCHEMICAL DEVICE WITH ALTERNATIVE SEPARATOR SYSTEM
Publication number
20110217586
Publication date
Sep 8, 2011
LG CHEM, LTD.
Je Young KIM
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Electrochemical device with alternative separator system
Publication number
20070184350
Publication date
Aug 9, 2007
Je Young Kim
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Electrochemical cell with two types of separators
Publication number
20050266292
Publication date
Dec 1, 2005
Je Young Kim
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...