Inventor

CHUNG GEUN CHANG

KR45 patents

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

CHUNG GEUN CHANG

LG CHEMICAL LTD

Non-aqueous electrolyte for electrochemical systems and lithium secondary battery comprising the same

Apparatus and method for estimating voltage of secondary battery including blended cathode material

Apparatus and method for estimating parameter of secondary battery

Apparatus and method for estimating voltage of secondary battery including blended cathode material

Apparatus and method for estimating voltage of secondary battery including blended cathode material

Battery system for secondary battery comprising blended cathode material, and apparatus and method for managing the same

Apparatus and method for estimating voltage of secondary battery including blended material in electrode

Battery cell of improved cooling efficiency

Electrolyte for lithium secondary batteries and lithium secondary battery including the same

Positive electrode for secondary batteries and secondary battery including the same

Battery system for secondary battery comprising blended cathode material, and apparatus and method for managing the same

Battery system for secondary battery comprising blended cathode material, and apparatus and method for managing the same

Battery system for secondary battery comprising blended cathode material, and apparatus and method for managing the same

Active material for lithium secondary battery composite electrode for improving output and lithium secondary battery including the active material

Apparatus and method for estimating SOC of secondary battery including blended cathode material

Positive electrode active material with improved output and lithium secondary battery comprising the same

Battery cell including electrode lead located so as to face outer surface of electrode assembly

Pouch-shaped secondary battery having structure in which bidirectional cell is changed to unidirectional cell

Lithium secondary battery

Lithium secondary battery

Electrolyte for lithium secondary batteries and lithium secondary battery including the same

Lithium secondary battery

Battery cell of improved cooling efficiency

Mixed cathode active material having improved power characteristics and safety, and lithium secondary battery including the same

Secondary battery

Battery cell having hole

High-capacity cathode active material and lithium secondary battery including the same

Battery pack capable of discharging gases in pouch type battery cell

Electrolyte for lithium secondary batteries and lithium secondary battery including the same

Lithium secondary battery

Hybrid type secondary battery including electrodes having different output and capacity properties

Cathode active material with high capacity and improved conductivity and non-aqueous electrolyte secondary battery comprising the same

OH SONG TAEK

Positive electrode active material with high capacity and lithium secondary battery including the same

Positive-electrode active material for elevation of output and lithium secondary battery including the same

Lithium secondary battery positive electrode material for improving output characteristics and lithium secondary battery including the same

KOREA POWER CELL INC

Pocketed electrode plate for use in lithium ion secondary battery, its manufacturing method and lithium ion secondary battery using the same

Lithium ion secondary battery having enhanced weldability and sealing capability

PALO ALTO RES CT INC

Embedded fiber optic cables for battery management

Embedded fiber optic cables for battery management

PARK JUNG HWAN

Mixed cathode active material having improved power characteristics and lithium secondary battery including the same

Mixed cathode active material having improved power characteristics and lithium secondary battery including the same

CHUNG GEUN-CHANG

Lithium secondary battery with high energy density

HWANG SUN JUNG

Polymer-silicon composite particles, method of making the same, and anode and lithium secondary battery including the same

CHANG SUNG KYUN

Cathode active material and lithium secondary battery comprising the same

NOH HYUN KUK

Cathode active material comprising lithium manganese oxide capable of providing excellent charge-discharge characteristics at 3V region as well as 4V region