Patents/Inventors

Qianyun Sun

HuizhouCN1 patent

2 Patents

US124112692025
Magnetic Pigment Flake, Optically Variable Ink, and Anti-falsification Article
HUIZHOU FORYOU OPTICAL TECHNOLOGY CO., Ltd.
0 cites
US123795292025
Magnetic Pigment Flake, Optically Variable Ink, and Anti-falsification Article
HUIZHOU FORYOU OPTICAL TECHNOLOGY CO., Ltd.
0 cites