ZC

Zhihui CAI

Overall (2022): #91,849 of 548,613Top 20%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11306509 Bottom opening password lock 2022-04-19
11248394 Laminated padlock 2022-02-15