Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9230162 | Identification control method and system for valuable document | Rongqiu Wang, Chaoyang Xu | 2016-01-05 |
| 9224185 | Fast storage method for image data, valuable-file identifying method and identifying device thereof | Rongqiu Wang, Chaoyang Xu | 2015-12-29 |
| 9014459 | Identification method for valuable file and identification device thereof | Mengtao Liu, Ming Li, Chaoyang Xu | 2015-04-21 |