Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8256266 | Testing stylus for testing keyboard of portable electronic device | Ren-Zhong Wei | 2012-09-04 |
| 7990166 | Testing module for testing key buttons of portable electronic device | Gao-Xiong Li, Ren-Zhong Wei | 2011-08-02 |