CY

Changchun Yi

Overall (2021): #171,293 of 548,734Top 35%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D919157 Lamp Tiejun Wu, Qimeng He 2021-05-11
D919158 Lamp Tiejun Wu, Qimeng He 2021-05-11