国家/地区 世界知识产权组织（2）
IPC部 C（3） H（3）
IPC大类 C09（3）
IPC小类 C09D（3）
IPC
发明人
公开年 2023（3）
申请年 2021（3）
专利权人

Black photovoltaic backplane for preparing photovoltaic cell, comprises photovoltaic backplane substrate, black coating and protective layer stacked in sequence.

FENG Z, LU S, WANG Y

Improved electromagnetic interference (EMI) shielding composition for synthesizing zinc ferrite nanoparticles ferrites by co-precipitation method, comprises composites containing graphene oxide blended ferrites.

BASU S, NAIR R U, SAHU A K, PATTNAIK S, CHOUDHURY B, MOHAPATRA M

Electrical planar conductor useful for flat power supply for low-voltage applications for inner wall of building, comprises electrically non-conductive carrier layer, electrically conductive fillers, aluminum flakes and metal nanowires.

WALTER C, SCHROEPFER A