Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9149348 | Intra-oral scanner for digital impression and real-time reconstruction system for inner surface topographic image of oral cavity | Qingyang Wu, Bin Hui, Jingzhen Li, Jianpang Zhai | 2015-10-06 |
| 8107809 | Camera bellows of rotating-mirror framing camera without principle error | Jingzhen Li, Qingyang Wu | 2012-01-31 |