KJ

Ka Wai Jim

RL Rht Limited: 1 patents #1 of 3Top 35%
Overall (2023): #374,612 of 537,848Top 70%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11648329 Air purifiers Chi Keung Chan, Lam Lung Yeung 2023-05-16