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Niannian Duan

GC Guangdong Everwin Precision Technology Co.: 1 patents #7 of 15Top 50%
Overall (All Time): #2,674,011 of 4,157,543Top 65%
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Patent #TitleCo-InventorsDate
11418690 Retractable functional assembly, middle frame assembly and terminal device Shenggang Tan, QIUWEN DU 2022-08-16