国家/地区 中国（3） 世界知识产权组织（2）
IPC部 G（5） H（3） B（2）
C（2）
IPC大类 G07（5）
IPC小类 G07C（3） B42D（2） C09D（2）
G07D（2）
IPC B42D025/36（2） B42D025/378（2） G07C005/08（2）
发明人
公开年 2022（3）
申请年 2021（5）
专利权人

Anti-interference ETC recording instrument device for use in e.g. automobile, has fixing plate with left side connected with reinforcing plate, and top part of ETC device main body connected with baffle plate.

GAO P, ZHOU H

Coating material useful for security equipment in outdoor face recognition equipment, smart punch card equipment, and community access control equipment, comprises siloxane modified silica sol, inorganic particle, ultraviolet absorber, and crosslinking agent.

FAN Z

Raman-detectible composition used for tagging substrate, generating code, apparatus for verifying authenticity of article and robust industrial application, comprises at least two different Raman-active two-dimensional materials.

LYNCH P, DALTON A, OGILVIE S, LARGE M, JOHNSTONE J

Flight recorder for aircraft, has external filamentous antenna wound on outer part of shell, where broken end of weak part of external threadlike antenna moves towards direction far away from shell when weak part is cut off.

KANG Z, ZHANG T, YANG X, CHEN X, ZHENG H

Graphene-based security thread for use in banknote, has graphene nano-platelets inks forming robust and complex security feature with adhesion value greater than black ink, increased electro conductivity and preventing corrosion.

PATEL S P