Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8791927 | Stylus having magnifying lens | Zheng Shi | 2014-07-29 |
| 8773402 | Stylus having lens member | Zheng Shi | 2014-07-08 |
| 8576201 | Stylus having magnifying lens | Zheng Shi | 2013-11-05 |
| D642176 | Stylus having font magnifier | Zheng Shi | 2011-07-26 |
| D642177 | Stylus having font magnifier | Zheng Shi | 2011-07-26 |
| D640698 | Stylus having font magnifier | Zheng Shi | 2011-06-28 |