YD

Yanfei Du

📍 Baoding, CN: #87 of 186 inventorsTop 50%
Overall (All Time): #3,153,648 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8409791 Double-sided color photographic paper Yaning Li, Jianguo Guo, Wengui Wang 2013-04-02