Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8832448 | Dual-channel electronic signature system using image codes and related computer program product | Jiann Dong Wu, Tai-Hung Lin, Jia-Hong Chen, Po-Yueh Hung, Yan Shen | 2014-09-09 |