Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8966615 | Security device and display method thereof | Ping-Chin Cheng, Xiao Yang, Jia Yu, Jian Wang | 2015-02-24 |
| 8656157 | Method for sending and receiving an encrypted message and a system thereof | Ping Cheng, Yu Lin, Shihong Zou | 2014-02-18 |