Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8082582 | Authorization system of navigation device and associated authorization method | Hsien-Chang Liu, Yun-Chang Chang, An Chen | 2011-12-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8082582 | Authorization system of navigation device and associated authorization method | Hsien-Chang Liu, Yun-Chang Chang, An Chen | 2011-12-20 |