Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
QL

Qinbin Li — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Fujian, CN: #892 of 1,685 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Qinbin Li has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 2022. Qinbin Li ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Qinbin Li in Fujian, CN.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11286238 Melatonin derivatives, method thereof, and use thereof Yufei Li, Zhu Li, Yunpeng Tian, Jianghong ZHANG, Xu Yan +3 more 2022-03-29