Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1094693 | Nasal mask | Yajie Wang, Zhi Zhuang | 2025-09-23 |
| 12415100 | Headband assembly and mask system | Lina Liu, Zhi Zhuang | 2025-09-16 |
| D1090819 | Frame for respiratory mask | Yajie Wang, Erliang Li, Peng Zhu, Zhi Zhuang | 2025-08-26 |
| D1089628 | Cushion for respiratory mask | Yajie Wang, Erliang Li, Peng Zhu, Zhi Zhuang | 2025-08-19 |
| 12296098 | Liner for breathing mask, breathing mask, and ventilation treatment device | Yajie Wang, Zhi Zhuang | 2025-05-13 |
| D1071350 | Headgear for a nasal mask | Yajie Wang, Zhi Zhuang | 2025-04-15 |
| 12233209 | Ventilation treatment device and ventilation-control method | Zhi Zhuang, Erliang Li | 2025-02-25 |
| 11944749 | Ventilation treatment device and ventilation-control method | Zhi Zhuang, Erliang Li | 2024-04-02 |
| 11484679 | Respiratory mask connector and respiratory mask | Yajie Wang, Zhi Zhuang | 2022-11-01 |
| 11160943 | Cushion for breathing mask and breathing mask | Yajie Wang, Zhi Zhuang | 2021-11-02 |
| D893014 | Patient interface | Yajie Wang, Zhi Zhuang | 2020-08-11 |
| D892307 | Patient interface | Yajie Wang, Zhi Zhuang | 2020-08-04 |
| 9333801 | Central control braking system | Xugui Chen, Min Hu | 2016-05-10 |
| 8640832 | Central control braking system | Xugui Chen, Min Hu | 2014-02-04 |
| 7684203 | Module with fixed structures | Yi-Chung Lu | 2010-03-23 |