RH

Rizhan He

Overall (2022): #288,325 of 548,613Top 55%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11277891 Control method and control circuit of electronic ballast of gas discharge lamp (HID) Hongchuan CHEN, Shengqiu Zhao, Jiaqin LI 2022-03-15