Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11491253 | Automatic drip feeder and purification and aroma humidifier using same for adding essential oil | Xiaowen Zheng | 2022-11-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11491253 | Automatic drip feeder and purification and aroma humidifier using same for adding essential oil | Xiaowen Zheng | 2022-11-08 |