HJ

Haiyan Ji

LL Leadway (Hk) Limited: 1 patents #22 of 52Top 45%
Overall (All Time): #1,333,082 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D1076809 Power supply Liwei Cai, Yuemei Qi, Xingxu Zhang 2025-05-27
D1043655 Data processor Lujian Yan, Jingguo Zong 2024-09-24
11221344 Thermal insulation casing for analyzer Hao Zhang, Gang Wu 2022-01-11