Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8011878 | Centrifugal fan and electronic device using same | Ching-Bai Hwang, Zhi-Hui Zhao | 2011-09-06 |
| 8007239 | Cooling fan having protrusion at air outlet thereof | Ching-Bai Hwang | 2011-08-30 |
| 7997871 | Impeller for a cooling fan | Ching-Bai Hwang, Jie Zhang | 2011-08-16 |
| 7990717 | Heat sink and electronic device using same | Xi-Jian Zhu | 2011-08-02 |