HZ

Hongzeng Zhang

HL Healthlead Corporation Limited: 9 patents #3 of 6Top 50%
📍 Lo Wu, CN: #1,001 of 7,906 inventorsTop 15%
Overall (All Time): #551,631 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
D998122 Air purifier Yaogang Chen, Zhixue Zou 2023-09-05
D987800 Air purifier Yaogang Chen, Zhixue Zou 2023-05-30
D987801 Air purifier Yaogang Chen, Zhixue Zou 2023-05-30
D987804 Air purifier Yaogang Chen, Zhixue Zou 2023-05-30
D987802 Air purifier Yaogang Chen, Zhixue Zou 2023-05-30
D987803 Air purifier Yaogang Chen, Zhixue Zou 2023-05-30
D985111 Air purifier Yaogang Chen, Zhixue Zou 2023-05-02
D983341 Air purifier Yaogang Chen, Zhixue Zou 2023-04-11
D970706 Air purifier Yaogang Chen, Zhixue Zou 2022-11-22