Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11395071 | Sound generator | Guodong Zhao, Zedong Zheng, Yaqian Ji | 2022-07-19 |
| 11317218 | Sound generator | Guodong Zhao, Yaqian Ji, Zhilei Han | 2022-04-26 |
| 11223905 | Sound generator and electronic product | Guodong Zhao, Yaqian Ji, Zhilei Han | 2022-01-11 |