Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6992653 | Pointing device with a rollable device and light source | Jong-Ding Wang, Kai Liang, Chen-Ming Chang | 2006-01-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6992653 | Pointing device with a rollable device and light source | Jong-Ding Wang, Kai Liang, Chen-Ming Chang | 2006-01-31 |