Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9549272 | Multifunctional device for assembly and test of wire-control earphone | Shoubiao Deng, Shuliang Gong | 2017-01-17 |
| 9503827 | Earphone testing device | Zongbao Hu, Wentuan Zheng, Yongjun Liu, Yanpeng Zhao | 2016-11-22 |