Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11583647 | Multi-channel flexible laryngeal mask airway device | Juan Li, Tianzuo Li, Wenxian Li | 2023-02-21 |
| 11426548 | Combined laryngeal-bronchial lung separation system | — | 2022-08-30 |
| 10441735 | Combined laryngeal-bronchial lung separation system | — | 2019-10-15 |