Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE40974 | Apparatus for scanning documents in front of a document plate | Jenn-Tsair Tsai, Albert Lu | 2009-11-17 |
| 6721072 | Apparatus for scanning documents in front of a document plate | Jenn-Tsair Tsai, Albert Lu | 2004-04-13 |
| 6287203 | Method and structure for coupling a step motor shaft | Bill Chen, Te-Chih Chang | 2001-09-11 |