YG

Yng-Shean Guo

QI Qisda: 1 patents #193 of 490Top 40%
Overall (All Time): #3,241,205 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7891658 Paper feeder having a paper stopper and office machine using the same Chih-Ming Chen, Ming-Te Hung, Huai-Wen Hsu 2011-02-22