Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10321224 | Loudspeaker | Zhaopeng Li, Huawei Liu | 2019-06-11 |
| 10266406 | Producing high-purity chlorine dioxide gas | Shuangfei Wang, Chengrong Qin, Shuangxi Nie, Chen Liang, Xinliang Liu +2 more | 2019-04-23 |
| 10219055 | Loudspeaker module | Zhaopeng Li, Huawei Liu, Zhilei Han | 2019-02-26 |