Patents per Year
Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1031024 | Endotracheal tube | — | 2024-06-11 |
| D940314 | Laryngoscope blade | — | 2022-01-04 |
| D930157 | Laryngoscope blade | — | 2021-09-07 |
| D868249 | Laryngoscope blade | — | 2019-11-26 |
| D746451 | Laryngoscope blade | — | 2015-12-29 |
| 9038627 | Artificial oral airway, esophageal blocker, and pharyngeal airway assembly | — | 2015-05-26 |
| 8721535 | Tracheal intubation device | — | 2014-05-13 |
| 8398545 | Laryngoscope with a movable image-capturing unit | Hui Yuan | 2013-03-19 |
| 8104468 | Laryngeal mask airway and clip device | Hui Yuan | 2012-01-31 |
| 7992562 | Laryngeal mask airway installation kit, laryngeal mask airway with a stylet, and stylet | — | 2011-08-09 |
| 7938119 | Laryngeal mask airway with a belt, operating piece for controlling the same, and gas supply kit comprising the same | Hui Yuan | 2011-05-10 |