国家/地区 韩国（2） 美国（2）
IPC部
IPC大类
IPC小类
IPC
发明人 CHOI S（2）
公开年
申请年 2012（2）
专利权人

Pad for thermotherapy for treating e.g. acne, has linear electrode formed longer than intervals between adjacent light source electrodes and separated from substrate, which is made of graphene sheet used to place pad into contact with site.

YOUN D H, CHOI S, CHOI H, KIM J, CHOI S Y

Semiconductor sealing material composition used as packaging material to protect electronic part e.g. diode comprises epoxy resin; hardener; curing catalyst; additive such as coupling agent; and nano-graphene plate powder as filler.

CHOI S, PARK S, CHOI S H, PARK S H, HONG C S, HUI P S