HZ

Hongjiang Zhang

BC Beijing Zhigu Rui Tuo Tech Co.: 4 patents #9 of 18Top 50%
📍 Beijing, WA: #22 of 117 inventorsTop 20%
Overall (2018): #44,363 of 503,207Top 9%
4
Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10048750 Content projection system and content projection method Lin Du 2018-08-14
10002293 Image collection with increased accuracy Kuifei Yu, Lin Du 2018-06-19
9961335 Pickup of objects in three-dimensional display Kuifei Yu, Lin Du 2018-05-01
9867532 System for detecting optical parameter of eye, and method for detecting optical parameter of eye Lin Du 2018-01-16