Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10667060 | Sound generation device and preparation method of metal plastic part | Qingyi Zhang, Gang Chen, Shuangshuang Fan | 2020-05-26 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10667060 | Sound generation device and preparation method of metal plastic part | Qingyi Zhang, Gang Chen, Shuangshuang Fan | 2020-05-26 |