国家/地区 中国（2） 韩国（2）
IPC部
IPC大类
IPC小类
IPC
发明人 WON D（2）
公开年 2013（2）
申请年 2012（2） 
专利权人 HANWHA TECHW.（2） SAMSUNG TECH.（2）

Graphene board inspecting apparatus has determination unit that is coupled to transmittance detecting unit, and receives and analyzes detected transmitance of light penetrating graphene board to determine state of graphene board.

WON D, WON D K, KWON K H, YUAN D

Copper-based thin metal film useful for a catalytic metal for synthesizing graphene, comprises silver.

YOON J, NA D, SONG Y, WON D, YOON J H, NA D H, SONG Y I, WON D K, YUAN D