Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9451356 | Multi-directivity sound device | Liangfeng Xu, Xia Wang, Chenguang Cai, Jani Nurminen, Antti Salo +3 more | 2016-09-20 |
| D643401 | Network multimedia player | Dan Hu | 2011-08-16 |