YD

Yefei Dong

BO BOE: 4 patents #247 of 2,247Top 15%
Overall (2018): #32,934 of 503,207Top 7%
4
Patents 2018

Issued Patents 2018

Patent #TitleCo-InventorsDate
10143368 Visual acuity test method, apparatus and system Li Yang 2018-12-04
10105047 Automatic unattended-monitoring visual acuity inspection device Wenbo Li, Yanbing Wu 2018-10-23
10092838 Electronic apparatus for controlling a multi-field-of-view display apparatus, electronic system and control method Li Yang, Wenbo Li 2018-10-09
9863599 Lighting device Wenbo Li, Yanbing Wu 2018-01-09