Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Wufendi, CN ranks #73,472 worldwide for total patents filed all time, with 4 patents from 3 inventors.

Showing 1–3 of 3 inventors

Rank Inventor Primary Company Patents
1 Ruifeng Bai 2
2 Yuliang Li 1
2 Guohui Yang 1