Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JW

JingJing Weng — 1 Patent

Overall (All Time): #2,633,667 of 4,157,543Top 65%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11231080 Mechanical force-amplifying type motor-driven friction braking device for rail vehicle Mengling WU, Maolin Chen, Chun Hua Tian, Shun-Huang Peng, Fulei Feng +1 more 2022-01-25