Inventor

AHN CHANG BUM

KR68 patents

⚠️ This page may combine multiple inventors who share the name “AHN CHANG BUM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AHN CHANG BUM

LG CHEMICAL LTD

Battery having specific package structure

Electrode assembly having step portion in stabilized stacking and method of manufacturing the same

Methods of preparing electrode assembly and secondary battery

Electrode assembly and electrochemical cell including the same

Electrode assembly and polymer secondary battery cell including the same

Meandering correction apparatus for electrode assembly

Cathode including insulation layer on cathode tab and secondary battery including the cathode

Electrode assembly, fabricating method of the electrode assembly and electrochemical cell containing the electrode assembly

Secondary battery charging/discharging device

Pouch-typed secondary battery with improved safety and excellent manufacturing process property

Electrode assembly and polymer secondary battery cell including the same

Electrode assembly and polymer secondary battery cell including the same

Secondary battery of improved safety

Safety kit for secondary battery

Notching apparatus and method for secondary battery

Secondary battery and method for manufacturing the same

Battery case, secondary battery, and method for manufacturing same

Secondary battery and method for manufacturing the same

Sealing device for secondary battery

Device for charging and discharging secondary battery

Method for manufacturing lithium secondary battery and lithium secondary battery manufactured thereby

Charging/discharging device, having reduced temperature difference, for secondary battery formation process

Electrode assembly and polymer secondary battery cell including the same

Electrode assembly and polymer secondary battery cell including the same

Gripper assembly for battery charging and discharging

Electrode assembly and electrochemical cell including the same

Method for forming a pouch for a secondary battery

Method for manufacturing electrode assembly

Electrode assembly, fabricating method of the electrode assembly and electrochemical cell containing the electrode assembly

Electrode assembly and manufacturing method thereof

Pouch for secondary battery and secondary battery including the same

Electrode assembly and electrochemical device including the same

AHN CHANG-BUM

Secondary battery

Electrode assembly and secondary battery having the same

Secondary battery

Electrode assembly and secondary battery using the same

Secondary battery

Electrode assembly and secondary battery using the same

Secondary battery with an insulation member that defines a gas release path

Secondary battery

Lithium polymer battery

Electrode assembly and secondary battery using the same

AHN CHANG BUM

Electrode assembly having bending portions and secondary battery including the same

Battery pack of large capacity

Secondary battery

LEE WOOYONG

Pouch-typed secondary battery with improved safety and excellent manufacturing process property

Secondary battery with top sealed portion of improved structure

LG ENERGY SOLUTION LTD

Notching apparatus and method of electrode substrate

Horn and welding device

KANG HEE GYOUNG

Electrochemical cell having an improved safety