Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8157260 | Roller module for an automatic document feeder | Chen-Tsai Tsai, Chia-Chun Li | 2012-04-17 |
| 7715067 | Scanner capable of positioning a scan start position and related method | Chen-Tsai Tsai, Yan-Mei Chen | 2010-05-11 |
| 7681882 | De-skew mechanism | Chang-Lung Yu, Chen-Tsai Tsai, Tien-Ho Hsu | 2010-03-23 |
| 7573618 | Paper pressing device for a scanning apparatus | Chen-Tsai Tsai, Tien-Ho Hsu | 2009-08-11 |
| 7259896 | Office automation apparatus with calibration and positioning device for automatic document feeder | Chi-Chien Lin | 2007-08-21 |
| 7249760 | Paper pickup mechanism | Yuan Liu, Chiung-Yi Su | 2007-07-31 |
| 6732603 | Phase rotary disk motor switching module | Chi-Chien Lin | 2004-05-11 |