Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7453657 | Color wheel | Ke-Shu Chin, Chih-Neng Chang, Kuang-Hua Chang, An-Hwa Yu | 2008-11-18 |
| 6769775 | Motor of color wheel | Ke-Shu Chin, Chih-Neng Chang, Kuang-Hua Chang, An-Hwa Yu | 2004-08-03 |
| 6754014 | Color wheel | Ke-Shu Chin, Chih-Neng Chang, Kuang-Hua Chang, Chih-Huang Wang, An-Hwa Yu | 2004-06-22 |
| 6705733 | Color wheel and washer thereof | An-Hwa Yu, Ke-Shu Chin, Chih-Neng Chang, Chih-Huang Wang, Kuang-Hua Chang | 2004-03-16 |