国家/地区 韩国（4） 美国（3） 中国（2） 世界知识产权组织（2）
IPC部 H（2）
IPC大类 H01（2）
IPC小类 H01M（2）
IPC
发明人 KIM H（4）
公开年 2022（2）
申请年 2021（2） 
专利权人 KOREA ADVANCED SCI TECHNOLOGY INST（4）

Catalyst for fuel cells has support, first catalytic active material and comprising platinum component having platinum and/or platinum alloy, and second catalytic active material having noble metal other than platinum and its oxide.

KIM H E, LEE H J, KIM B S, YU J H, SON D Y, KIM H, LEE H, JIN B, LIU D, SUN D, SON D, JUNGHAN R, YI H J

Negative electrode for lithium secondary battery, comprises crystalline carbon layer, amorphous carbon layer having network structure formed on crystalline carbon layer and lithium ion or lithium carbide compound inserted into carbon layer.

YOON J K, HWANG S, HAH H, LEE J P, LEE J, KIM H, KWON H, YOON J, HWANG S W, HA H J, KWON H J, LI T, HE H, YIN Z

Active-type meta surface for optical element, has unit cell applied in graphene film to determine incident wave, where graphene film coated on metallic layer such that phase-shift of transmitted wave is passed through main body.

MIN B, KIM H, KIM T T, PARK H S, KIM H D

Porous nanostructure used for e.g. hydrogen storage material and vibration absorber, comprises graphene layer comprising laminated graphene and having pores formed on surface or inside, and metal particles embedded in graphene filler.

JUNG J, KIM H, OH I, OH J, JUNG J H, KIM H J, OH J H