CY

Chengjia Yu

Overall (All Time): #1,150,532 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D907814 Light bulb 2021-01-12
D907259 Light bulb 2021-01-05
D863608 Light bulb 2019-10-15
D860482 Light bulb 2019-09-17