PT

Paul Yeung On Tsui

📍 Fanling, CN: #22 of 62 inventorsTop 40%
Overall (All Time): #1,846,177 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11346131 Electronic lock and light colour control method for same — 2022-05-31
6176109 Combination lock — 2001-01-23