Hongzeng Zhang

HL Healthlead Corporation Limited: 1 patents #3 of 4Top 75%

📍 Lo Wu, CN: #823 of 1,974 inventorsTop 45%

Overall (2022): #429,019 of 548,613Top 80%

Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D970706	Air purifier	Yaogang Chen, Zhixue Zou	2022-11-22