Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11148448 | Method for producing color secure identification document and color secure identification document thereof | Song Zheng, Xiaohong Tang, Jiange Feng, Yongbing Hu | 2021-10-19 |
| 10998846 | Control system and control method | Likun Yang, Edwin J. Stanke, Jinlan Xie | 2021-05-04 |
| 10951142 | Control system and control method | Likun Yang, Edwin J. Stanke, Jinlan Xie | 2021-03-16 |