国家/地区 美国（2）
IPC部 B（2）
IPC大类 B05（2）
IPC小类 B05D（2）
IPC
发明人 CHANG C（2）
公开年
申请年 2015（2）
专利权人 CHANG C（2）

Multi-layered sheet for use as housing for electronic devices, has graphene-based barrier coating that includes specified amount of graphene and is formed on micro-arc oxidized layers and has prescribed thickness.

WU K, CHANG C, CHEN W

Mechanical apparatus for producing graphene, has an assembly comprising shaft and enclosed container that is energized to cause motion of enclosed container.

CHANG C, CHANG T