JB

Jiandong BAO

OC Ordos Yuansheng Optoelectronics Co.: 1 patents #84 of 211Top 40%
BO BOE: 1 patents #1,240 of 2,789Top 45%
Overall (2019): #418,108 of 560,194Top 75%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10297793 Organic electroluminescent device with functional layers of different refractive indices, and display apparatus having the same Minhui Jia 2019-05-21