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Chol Hwan Kim
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Gyeonggi-do, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Charge equalization apparatus for a battery string
Patent number
10,680,447
Issue date
Jun 9, 2020
SK Innovation Co., Ltd.
Jeong Hwan Yang
G01 - MEASURING TESTING
Information
Patent Grant
Charge equalization apparatus and method for series-connected batte...
Patent number
9,048,669
Issue date
Jun 2, 2015
SK Innovation Co., Ltd.
Jae Hwan Lim
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Two-stage charge equalization method and apparatus for series-conne...
Patent number
8,779,722
Issue date
Jul 15, 2014
SK Innovation Co., Ltd.
Joong Hui Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Charge equalization apparatus for series-connected battery string u...
Patent number
8,723,480
Issue date
May 13, 2014
SK Innovation Co., Ltd.
Jae Hwan Lim
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Two-stage charge equalization method and apparatus for series-conne...
Patent number
8,354,825
Issue date
Jan 15, 2013
SK Innovation Co., Ltd.
Joong Hui Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Automatic charge equalization method and apparatus for series conne...
Patent number
8,310,204
Issue date
Nov 13, 2012
SK Innovation Co., Ltd.
Joong Hui Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Battery management system with integration of voltage sensor and ch...
Patent number
8,253,378
Issue date
Aug 28, 2012
SK Innovation Co., Ltd.
Joong Hui Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Charge equalization apparatus
Patent number
8,120,322
Issue date
Feb 21, 2012
SK Energy Co., Ltd.
Joong Hui Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Charge equalization apparatus
Patent number
8,008,890
Issue date
Aug 30, 2011
SK Energy Co., Ltd.
Joong Hui Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
CHARGE EQUALIZATION APPARATUS FOR A BATTERY STRING
Publication number
20170288422
Publication date
Oct 5, 2017
SK INNOVATION CO., LTD.
Jeong Hwan Yang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
METHOD OF ALARMING ABNORMAL STATE OF AUTOMATED MANUFACTURING SYSTEM...
Publication number
20140055273
Publication date
Feb 27, 2014
UDMTEK CO., LTD.
Hyeong Tae Park
G08 - SIGNALLING
Information
Patent Application
DETACHABLE BATTERY MODULE, AND METHOD AND APPARATUS FOR THE CHARGE...
Publication number
20140042974
Publication date
Feb 13, 2014
SK INNOVATION CO., LTD.
Jeong Hwan Yang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Charge Equalization Apparatus And Method For Series-Connected Batte...
Publication number
20120086390
Publication date
Apr 12, 2012
Korea Advanced Institute of Science and Technology
Jae Hwan Lim
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Charge Equalization Apparatus for Series-Connected Battery String U...
Publication number
20110285352
Publication date
Nov 24, 2011
Korea Advanced Institute of Science and Technology
Jae Hwan Lim
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Two-Stage Charge Equalization Method and Apparatus for Series-Conne...
Publication number
20110089898
Publication date
Apr 21, 2011
SK ENERGY CO., LTD
Joong Hui Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Battery Management System with Integration of Voltage Sensor and Ch...
Publication number
20100231166
Publication date
Sep 16, 2010
SK ENERGY CO., LTD
Joong Hui Lee
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Two-Stage Charge Equalization Method and Apparatus for Series-Conne...
Publication number
20100207579
Publication date
Aug 19, 2010
SK ENERGY CO., LTD
Joong Hui Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Automatic Charge Equalization Method and Apparatus for Series Conne...
Publication number
20100207578
Publication date
Aug 19, 2010
SK ENERGY CO., LTD
Joong Hui Lee
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
CHARGE EQUALIZATION APPARATUS
Publication number
20100148726
Publication date
Jun 17, 2010
ENERGY CO., LTD.
Joong Hui Lee
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
CHARGE EQUALIZATION APPARATUS
Publication number
20100007308
Publication date
Jan 14, 2010
Joong Hui Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER