Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10319172 | Banknote crack detection method and apparatus | Rongqiu Wang, Zhanfeng Huang | 2019-06-11 |
| 9499006 | Anti-counterfeiting feature generation method for valuable document and authentication method and device therefor | Tiancai Liang, Weifeng Wang, Xiaoliang Wang | 2016-11-22 |
| 9406183 | Valuable document authentication method and device | Tiancai Liang, Weifeng Wang, Kun Wang | 2016-08-02 |
| 9378415 | Recognition method and recognition device for sheet-type medium | Tiancai Liang, Weifeng Wang, Kun Wang | 2016-06-28 |
| 9122944 | Paper medium identifying device and identifying method | Tiancai Liang, Dingxi Chen, Kun Wang | 2015-09-01 |