SY

Songjian Yao

SC Shenzhen Dongzheng Optical Technology Co.: 1 patents #6 of 11Top 55%
Overall (All Time): #1,391,992 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11803100 Method and system for acquiring operating parameters of photographic lens YiQiang Pan, Hao Li, Yi Xu, Jieming Li, Bin Zhang 2023-10-31
D995611 Camera lens Yonghui Yuan, Qi Hong 2023-08-15
D985658 Camera lens Yonghui Yuan, Qi Hong, Bin Zhang 2023-05-09