Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9407680 | Quality-of-experience measurement for voice services | Junwei Cao, Junwei Li | 2016-08-02 |
| 9185005 | Quality-of-experience measurement for voice services | Junwei Cao, Junwei Li | 2015-11-10 |