Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10930105 | Banknote management method and system | Yongquan LIU, Weizhong SUN, Nannan Zhao, Fuyan Wang, Bin Jin +6 more | 2021-02-23 |
| 7083417 | Symbolic vocabulary development and use | Hanmin Liu, Michael Reichert | 2006-08-01 |