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

Dafan Liu

Microsoft: 3 patents #13,382 of 40,388Top 35%
Overall (All Time): #1,426,182 of 4,157,543Top 35%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10891343 Recommending contacts in a social network Hua Chen, Wei-Ying Ma 2021-01-12
9626648 Recommending contacts in a social network Hua Chen, Wei-Ying Ma 2017-04-18
7596597 Recommending contacts in a social network Hua Chen, Wei-Ying Ma 2009-09-29