国家/地区 韩国（2） 美国（2）
IPC部 H（2）
IPC大类
IPC小类
IPC
发明人 RYU H J（2）
公开年
申请年 2017（2）
专利权人

Multi-layer graphene-metal-polymer sheet for shielding electromagnetic wave, has contents of graphene-metal nanocomposite powder, relative to total weight of graphene-metal-polymer sheet different in adjacent graphene-metal-polymer sheets.

HONG S H, RYU H J, OH J Y, IM H J

Triboelectric type graphene-based touch sensor device for electronic equipment, has triboelectric for generating triboelectric potential by contact of friction material whose contact is detected based on current change in channel layer.

KIM S W, KIM T H, KHAN U, RYU H J, CHOI S, KANG M, KIM D H, SEUNG W C, KIM S, HO K T, HAN J R, SEUNG C, KIM D, WAN C S