Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1082005 | Breath training device | Binxin Ma, Leifeng Zhu, Weidong Su, Bin Zhang, Peihua Zhu | 2025-07-01 |
| D1053345 | Respiratory muscle trainer | Weidong Su, Yan Ma, Shengui Li, Leifeng Zhu, Binxin Ma | 2024-12-03 |