Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Xin Xu — 3 Patents in 2021

XCXinfa Pharmaceutical Co.: 2 patents #1 of 7Top 15%
ZCZhejiang Huahai Pharmaceutical Co.: 1 patents #7 of 35Top 20%
Shanghai, NJ: #15 of 61 inventorsTop 25%
Overall (2021): #57,516 of 548,734Top 15%
3 Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11208417 Simple process for preparing avibactam Yuxin QI, Baolin Wang, Lizhu Ju, Xinfa Li 2021-12-28
11142499 Method of preparing 5R-[(benzyloxy) amino] piperidine-2S-carboxylic acid or a derivative thereof Yuxin QI, Xinfa Li, Baolin Wang, Hu Qu, Shungen Xie 2021-10-12
11072601 μ-opioid receptor agonist and preparation method therefor and use thereof in field of medicine Zhen Zhang, Yunfei Li, Liming Zhang, Fengying Guo, Qingyun Jiang +8 more 2021-07-27