Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8517210 | Screw protection cover and shell assembly using the same | Li Cheng | 2013-08-27 |
| 8056813 | Chip card holder | Xiang Guo, Li Cheng | 2011-11-15 |
| 7913358 | Hinge assembly for foldable electronic device | GENG-HUI GUO, XI-QIU WU, Hsiao-Hua Tu, GUANG-XIANG ZHANG, Xiang Guo | 2011-03-29 |
| 7780090 | Chip card holder | Li Cheng | 2010-08-24 |