国家/地区 韩国（4） 中国（2） 美国（2）
IPC部 H（5） A（2） C（2）
IPC大类 H01（4）
IPC小类 H01L（2）
IPC
发明人 LEE K（7）
公开年 2021（5）
申请年 2020（7）
专利权人

Manufacturing carbon material doped with nitrogen and sulfur, comprises adding carbon solid raw material, solid raw material containing nitrogen and solid raw material containing sulfur into thermal plasma reactor, and introducing ammonia.

CHOI S, SONBYUNGKOO, SHIN M S, LEE K, LEE S J, YEON J, OH S T

Porous negative electrode for manganese dioxide-zinc battery, comprises electrolyte containing water-soluble salt, metal layer containing zinc, and fiber layer laminated on metal layer and formed in porous structure using carbon fibers to increase surface area.

CHOI J, PARK K Y, LEE K, LIM J, MOON H S

Graphene heating sheet type eye massage device for massaging region around eyes, has graphene heating sheet that is provided with graphene sheet, and graphene strip that is electrically separated from graphene sheet along circumference of graphene sheet.

LEE K

Light emitting display device comprises lower substrate, thin film transistor is provided on lower substrate, passivation layer is provided on thin film transistor, overcoating layer is provided on passivation layer.

SHIN H, LEE K, KIM K, KIM T, KIM J, KIM E, SEO H, KIM G, KIM Y, YAN J, SEOHYUNTAE, KIM E J, KIM J Y, KIM J H, KIM K H, LEE G S, SHIN H D, JIN R, JIN G, JIN E, JIN Z, LI G, SHEN H

Direct current heating element for use in e.g. heating insulation cover, has accommodating device comprising engaging portion on left and right sides, where engaging portion is engaged with electrode that contacts electric match.

CHIEH J J, WANG Y H, LEE K, WEI W C, CHIANG M H, LIAO S H

Preparation of graphene/hydroxyapatite composite for treating uranium-containing wastewater, involves mixing calcium chloride solution and graphene oxide dispersion, and hydrothermally reacting with diammonium hydrogen phosphate solution.

SU M, HAN W, OU T, LEE K, WU Y, CHEN D

Graphene device e.g. multifunctional device of switching device or electronic device, has gate that faces functional layer with graphene layer, and gate insulation layer that is formed between graphene layer and gate.

HEO J, LEE K, PARK S