Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9025001 | Apparatus and method to switch a video call to an audio call | ZhongWei Ding, Guoying Wang | 2015-05-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9025001 | Apparatus and method to switch a video call to an audio call | ZhongWei Ding, Guoying Wang | 2015-05-05 |