QZ

Qihui Zhen

IC Institute Of Geology And Geophysics, Cas: 1 patents #1 of 2Top 50%
Overall (2019): #307,751 of 560,194Top 55%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10186957 Soft-switching control circuit of boost-type PFC converter Qingyun Di 2019-01-22