YD

You Dawei

PL Peratch Holdco Limited: 2 patents #3 of 8Top 40%
Overall (2024): #100,653 of 561,600Top 20%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12032749 Electronic keyboard Lv Bing, Xu Feng, Cao Jin 2024-07-09
11909390 Button structure Li Zefeng, Cao Jin, Xu Feng 2024-02-20