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

Yefeng FAN — 2 Patents

FMFmc: 2 patents #674 of 1,735Top 40%
Shanghai, CN: #6,982 of 19,267 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Yefeng FAN has been granted 2 US patents while listed as an inventor at Fmc. The first was granted in 2023 and the most recent in May 2025. Yefeng FAN ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Yefeng FAN in Shanghai, CN.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12304893 Process for synthesis of 2-amino-5-chloro-N-,3-dimethylbenzamide Liang Chen, Jianhua Mao, Zhijian XU 2025-05-20
11542241 Efficient new process for synthesis of 2-amino-5-chloro-N,3-dimethylbenzamide Liang Chen, Jianhua Mao, Zhijian XU 2023-01-03 $44,577,000