Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE43087 | Image scanner using low-pixel-density CCD to achieve high-pixel-density scanning quality by pixel-level shift of CCD | Jenn-Tsair Tsai, I-Chang Lu | 2012-01-10 |
| 6809842 | Apparatus for scanning document | Jenn-Tsair Tsai, I-Chang Lu | 2004-10-26 |
| 6707583 | Image scanner using low-pixel-density CCD to achieve high-pixel-density scanning quality by pixel-level shift of CCD | Jenn-Tsair Tsai, I-Chang Lu | 2004-03-16 |
| 6450475 | Platform adjustment device for scanner | Jenn-Tsair Tsai, I-Chang Lu | 2002-09-17 |