国家/地区 韩国（4） 美国（3） 中国（2）
IPC部 H（3）
IPC大类 H01（3）
IPC小类 H01J（2）
IPC H01J001/30（2） H01J001/304（2） H01J009/02（2）
发明人 KIM I（4）
公开年 2015（2） 2022（2）
申请年 2014（2）  2021（2） 
专利权人 SAMSUNG ELECTRONICS CO LTD（4）

Producing graphene-based separator by heat-treating graphene oxide to form nanoporous graphene comprising multiple pores, oxidizing with oxidizing agent to functionalize oxygen functional groups, and stacking functionalized graphene.

KIM D W, KANG J H, KIM I, CHOI D C, RYU S Y

Semiconductor device has semiconductor structures with patterns, second conductive pattern that extends in second direction on gate insulation pattern, and second impurity region that is mounted on each of second semiconductor patterns.

HONG J, LEE K, PARK S, KIM I, KIM Y, KIM H, LI J, KIM I K, JIN R, KIM H C, PARK S H, LEE K H

Electron-emissive element, has graphene emitter adhered on emitter supporting unit and metal mesh, insulating layer provided with gate electrode, and gate supporting unit supported with graphene gate.

PARK S, LEE D, KIM I, SUNG J, LEE C, KANG D, YU E, PARK S H, LEE D G, KIM I H, SUNG J K, LEE C S, KANG D S, YU E A

Field emission device for use in lighting apparatus, has electron emission source that comprises multiple graphene thin films that are vertically supported in cathode electrode toward opening.

JEONG T, KIM I, KIM Y, LEE D, PARK S, LEE D G, PARK S H, KIM Y C, KIM I H, JEONG T W