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

Yen-Fu Liao

New Taipei, TW: #6,529 of 10,472 inventorsTop 65%
Overall (All Time): #3,125,169 of 4,157,543Top 80%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8832944 Electric hair cutter and control method for motor rotational speed thereof 2014-09-16