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

Wei-feng Yan — 2 Patents

NCNingbo Andy Optoelectronic Co.: 2 patents #2 of 3Top 70%
Overall (All Time): #2,139,310 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D601292 LED streetlamp Hong-xian Lou 2009-09-29
D573743 LED streetlamp Hong-xian Lou 2008-07-22