国家/地区 中国（3） 美国（3） 欧洲专利局（EPO）（2） 韩国（2）
IPC部 H（3） B（2） G（2）
IPC大类 H01（3）
IPC小类 H01L（2）
IPC
发明人 LEE D（4）
公开年 2018（4）
申请年 2017（3） 
专利权人 SAMSUNG ELEC.（3）

Liquid leakage warning device for water-heating blanket, has alarm indicator lamp and alarm loudspeaker electrically connected with AT89S51 controller, and graphene storage battery and button electrically connected with general switch.

SUN W, GUAN F, ZHANG M, LEE D

Method of manufacturing multi-layered graphene film used as electrode in manufacture of e.g. battery, involves forming graphene sheet fragments by adjusting graphene growth time to be shorter than graphene growth time of graphene layer.

LEE D, KWON S

Optical sensor comprises first electrode, graphene quantum dot layer, graphene quantum dot layer which comprises multiple of first graphene quantum dots which are bonded to first functional group and multiple of second graphene quantum dots.

LEE J, SHIN H, LEE D, PARK S, LEE K, LEE E, JO S, HEO J, LEE G, LI Y, ZHAO C, HUH J, LEE J H, SHIN H J, LEE D W, PARK S J, LEE K Y, LEE E K, JO S H, HEO J S

Heat dissipation structure using graphene quantum dots, has heat dissipation film which is placed on heating element to dissipate heat generated from heating element, to outside.

LEE D, KIM S, SEOL M, JEONG S, NAM S, PARK S, SHIN H, XUE M, ZHENG C, NA S, LEE D W, KIM S W, SEOL M S, JEONG S J, NAM S G, PARK S J, SHIN H J