国家/地区 中国（2）
IPC部 C（2） H（2）
IPC大类 C23（2） H01（2）
IPC小类 C23C（2）
IPC
发明人
公开年 2021（2）
申请年 2020（2） 
专利权人 NAT INST ADVANCED IND SCI TECHNOLOGY（2）

Electron-emitting element e.g. cold cathode-type electron source, has coating membrane that is film which transmits electron, and second electrode that is protective film of different material, and comprises electron emission surface.

MURAKAMI K, NAGAO M, KATSUHISA M, MASAYOSHI N

Connector e.g. male connector, comprises electrical contact material containing metal base material and conductive coating layer containing phase made of metal other than gold, and phase made of gold or non-metallic conductive material.

KUBO T, OKADA M, SHIMIZU T, KAWAI H, KAWAI Y