Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11145281 | Stringed instrument and broke string energy absorbing device thereof | — | 2021-10-12 |
| 11040563 | Automatic score page turning device | — | 2021-06-22 |
| 10895400 | Air deflector moving mechanism and air conditioner | Jiebin Yu, Shuangjin Li, Qilong Wang, Zhilin Wang, Dong Pei | 2021-01-19 |