DL

Dongwei Li

OC Ordos Yuansheng Optoelectronics Co.: 1 patents #84 of 211Top 40%
BO BOE: 1 patents #1,240 of 2,789Top 45%
Overall (2019): #483,000 of 560,194Top 90%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10505114 Alignment mark structure, mask, substrate and alignment method — 2019-12-10