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

Zhao Fei — 1 Patent

IBM: 1 patents #44,794 of 70,183Top 65%
Overall (All Time): #2,644,080 of 4,157,543Top 65%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11280621 Navigation using a device without global positioning system assistance Yan Hu, You Jing, Hui Wang, Jun Wang 2022-03-22