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

Changsheng Chen — 2 Patents in 2021

WCWanhua Chemical Group Co.: 2 patents #5 of 68Top 8%
Overall (2021): #174,336 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10974233 Catalyst for preparing 1,5-pentanediol via hydrogenolysis of tetrahydrofurfuryl alcohol, method and application thereof Jianglin Hu, Yunhai Liu, Yuan Li, Qingmei Jiang, Yanfang Song +6 more 2021-04-13
10898883 Silicalite-1 molecular sieve-based catalyst and preparation method for 1,2-pentanediol using said catalyst Jianglin Hu, Yunhai Liu, Xinjian Bian, Yuan Li, Qingmei Jiang +7 more 2021-01-26