国家/地区 韩国（6）
IPC部 B（4） C（4）
IPC大类 B01（3） C01（2）
IPC小类 B01J（3） C01B（2）
IPC
发明人 KIM M J（6）
公开年 2021（6）
申请年 2019（4）  2020（2） 
专利权人 KOREA INST S.（3）

Graphene composite barrier film comprises organic thin film provided on inorganic thin film, graphene film, and primer layer provided between organic thin film and graphene film.

KIM M J, JANG S G, AHN S, TAE Y H, KIM J H, KIM H

Membrane-electrode assembly for polymer electrolyte membrane water electrolysis, comprises polymer electrolyte membrane, anode electrode on polymer electrolyte membrane, and cathode electrode on other side of polymer electrolyte membrane.

KIMSANGKYUNG, PHAN T T, ISLAM J, KIMCHANGHEE, CHO H, CHO W, KIM M J

Graphene powder useful for manufacturing energy materials, electronic materials, capacitors, catalysts, gas sensors, biosensors and fuel cells, comprises graphite powder and graphene oxide.

KIM M J, DONG K, LEE H S, JANG S G, AHN S, CHUNG Y

Endoscope system for e.g. for posture control and movement of insertion tube are controlled by electrically generated power, comprises e.g. insertion unit inserted into control body unit obtain image of examination site transmitting command.

KIM M J, LEE C W

Producing double-layer graphene useful in electronic device comprises preparing catalyst substrate, forming first graphene layer by providing carbon source on the catalyst substrate, and forming diffusion site in the first graphene.

KIM M J, LEE H S, JANG S G, AHN S, RYU J H

Synthesis of transition metal electrochemical catalyst for forming electrode, involves dissociating nitrogen precursor and transition metal precursor in polyol-based solvent, mixing with support, heat-treating, and performing acid treatment.

KIM J K, SUNG Y E, LEE K S, KIM M J, KIM S J, KIMJAEKUK, SUNG Y, JIN C, KIM M, LI G, KIM J