Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8780502 | Voice coil motor with magnet having protrusion | Daisuke Shirato, DA-QING HUANG | 2014-07-15 |
| 8280059 | Method, system and device for generating group key | Chunxiang Xu, Ya Liu | 2012-10-02 |