JY

Jianghua Yan

A( Active Tools International (Hk): 4 patents #2 of 22Top 10%
Overall (All Time): #1,101,021 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12005869 Rubber bucket and tire repairing and inflation device Jui Hung Wesley Hong, Koon Fung Lam, Huilong Ji 2024-06-11
11904817 Pipe connector assembly and tire maintenance apparatus having same Koonfung Lam, Huilong Ji 2024-02-20
11662046 Connection member, connection assembly and tire repair machine Koon Fung Lam 2023-05-30
11292658 One-way valve, and tire repair sealant bottle having same Koon Fung Lam 2022-04-05