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

Zhifeng Shen

Overall (2023): #13,916 of 537,848Top 3%
7 Patents 2023

Issued Patents 2023

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
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