YM

Yangjun Mai

Overall (All Time): #1,411,782 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11293173 Wall top fixing device for easy installation and disassembly — 2022-04-05
11064275 Fixing device and an electronic device with the fixing device — 2021-07-13
10563816 Device for quick mounting and dismounting of equipment on ceiling — 2020-02-18