Inventor

SUNG JOO HWAN

KR37 patents

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

SUNG JOO HWAN

LG CHEMICAL LTD

Battery cell connector and battery cell structure including battery cells connected to each other using the same

Battery cell including electrode assembly coated with inert particles

Pouch-type secondary battery including sealed part having recess

Flexible battery cell

Cylindrical secondary battery having piezoelectric element disposed therein

Welding method capable of improving welding reliability by precisely setting welding portions of the electrode taps

Internal pressure measuring jig for cylindrical battery cell

Battery cell having structure for prevention of swelling

Three-electrode-system-type electrode potential measurement device including short-circuit prevention member

Electrode assembly

Rechargeable battery

Cylindrical battery having pressure sensor, and method for measuring internal pressure thereof

Lithium secondary battery including cylindrical jelly roll

Secondary battery

Battery cell having anti-wrinkle member

Battery cell with safety improved using inert particles

Electrode tab-feeding device including guide for positioning electrode tab at correct point

Cylindrical battery cell manufacturing device comprising secondary crimping mold

Electrode active material coating device and method for coating electrode active materials

Battery case having anti-wrinkle pattern

Cap assembly having improved stability and cylindrical secondary battery including the same

LG ENERGY SOLUTION LTD

Lithium secondary battery

Button-type secondary battery

Lithium secondary battery

Anode including graphite and silicon-based material having different diameters and lithium secondary battery including the same

Cylindrical secondary battery and manufacturing method thereof

Button-type secondary battery

Button-type secondary battery

Button-type secondary battery

Button secondary battery and method for manufacturing the same

Button-type secondary battery

Anode including graphite and silicon-based material having different diameters and lithium secondary battery including the same

Secondary battery in which a metal member is inserted into can body to improve safety

SUNG JOO-HWAN

Direct crankshaft of air compressor

KIM JONG HEE

Jelly-roll having active material layer with different loading amount

LEE JINSOO

Prismatic secondary battery employed with safety groove

BAEK SE-HOON

Jelly-roll of structure having elastic member adhered on active material-non-coated portion and secondary battery employed with the same