Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D565217 | Combined laser pointer and mouse | Jay Chang, Po-Sung Chuang | 2008-03-25 |
| D548197 | Laser presenter | Jay Chang | 2007-08-07 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D565217 | Combined laser pointer and mouse | Jay Chang, Po-Sung Chuang | 2008-03-25 |
| D548197 | Laser presenter | Jay Chang | 2007-08-07 |