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

Zhifeng Shen

Overall (All Time): #539,937 of 4,157,543Top 15%
9 Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
D1087494 Hummingbird feeder 2025-08-05
D1010946 Hummingbird feeder 2024-01-09
D1003536 Hummingbird feeder 2023-10-31
D995937 Hummingbird feeder 2023-08-15
D995938 Hummingbird feeder 2023-08-15
D993546 Hummingbird feeder 2023-07-25
D991578 Hummingbird feeder 2023-07-04
D984751 Hummingbird feeder 2023-04-25
D977202 Hummingbird feeder 2023-01-31