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USPTO Patent Rankings Data through Sept 30, 2025
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Lingen Chen

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #3,305,605 of 4,157,543Top 80%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7811997 Composition containing total triterpenoid sapogenins extracted from bamboo, and the preparation method and use thereof Ying Zhang, Xiaoqin Wu, Zhuoyu Yu, Yunlong Zhu, Shenggen Lou 2010-10-12