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

Roger Fan

Hong Kong, WA: #2 of 3 inventorsTop 70%
Overall (2021): #285,631 of 548,734Top 55%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D936817 Tower fan 2021-11-23