WF

Wenjin Feng

Overall (2025): #27,852 of 469,880Top 6%
4
Patents 2025

Issued Patents 2025

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D1087504 Dog training receiver and transmitter set Junyong Zhang 2025-08-05
D1087505 Anti barking device Junyong Zhang 2025-08-05
12262693 Barking control device Junyong Zhang 2025-04-01
12256712 Remote controller for preventing accidental triggering and bark control component Junyong Zhang 2025-03-25