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Inventors
Changmai Zhang
Kunshan
CN
1 patent
2 Patents
US12478164
2025
Retractable Press Makeup Pen
SHYA HSIN PACKAGING INDUSTRY (CHINA) CO., Ltd.
0 cites
US12391443
2025
Packaging Container
SHYA HSIN PACKAGING INDUSTRY (CHINA) CO., Ltd.
0 cites