国家/地区 韩国（3）
IPC部
IPC大类
IPC小类
IPC
发明人 PARK C H（2）
公开年 2015（3）
申请年 2013（3）
专利权人 HANWHA TECHWIN CO LTD（3）

Apparatus for manufacturing graphene, has weight roller that is arranged inside deposition chamber for providing tension to graphene formation foil, and accumulating device that is connected to exit of graphene forming unit.

PARK C H, RYU J C

Electrode for lithium secondary battery of portable electrical appliance, has multi-layered graphene layer that is formed on current collector, and active material that is located on surface of multi-layered graphene layer.

SONG Y I

Panel e.g. transparent display panel, has active region which is formed of graphene and inactive region that is formed of metal to cover active region.

PARK C H, CHO S M, KIM K S