Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7991440 | Rotary mechanism for portable electronic device | Ye Liu, Hsiao-Hua Tu | 2011-08-02 |
| 7949378 | Rotatable connecting mechanism for a portable electronic device | Ye Liu, Hsiao-Hua Tu, Xu Zhang | 2011-05-24 |