Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D801943 | Multimedia phone | Youngsu Cho, Yongxiang Bai | 2017-11-07 |
| 9766719 | Display control method for generating virtual keys to supplement physical keys | — | 2017-09-19 |
| D752007 | Multimedia phone | Youngsu Cho, Yongxiang Bai, Wu Cheng, Jianwen Cao | 2016-03-22 |
| D751522 | Multimedia phone | Youngsu Cho, Yongxiang Bai, Wu Cheng, Jianwen Cao | 2016-03-15 |