Issued Patents 2022
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11533975 | Hair dryer and air nozzle thereof | Yun Lei, Chuwei Liu | 2022-12-27 |
| 11388972 | Wireless hair dryer system and rechargeable socket thereof | Yun Lei, Chuwei Liu | 2022-07-19 |
| 11388973 | Wireless blow dryer system and wireless blow dryer | Yun Lei, Chuwei Liu | 2022-07-19 |
| 11253039 | Wireless blow dryer | Yun Lei, Chuwei Liu | 2022-02-22 |
| 11242340 | Crystal forms of demethyleneberberine hydrochloride and preparation method therefor | Yuanqiang Zhang, Miao Zhang, Qingxia LI | 2022-02-08 |