Issued Patents 2019
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10478028 | Rechargeable vacuum cleaner assembly | Chaoyi Deng, Min Zhong, Yonghua Wang | 2019-11-19 |
| 10478035 | Charging stand for vacuum cleaner | Chaoyi Deng, Min Zhong, Yonghua Wang | 2019-11-19 |
| 10463218 | Charging stand for vacuum cleaner | Min Zhong, Chaoyi Deng, Yonghua Wang | 2019-11-05 |
| 10335002 | Hand-held vacuum cleaner | Yonghua Wang, Min Zhong | 2019-07-02 |
| 10307031 | Charging stand for vacuum cleaner | Min Zhong, Chaoyi Deng, Yonghua Wang | 2019-06-04 |
| 10201259 | Cleaner | Yonghua Wang, Min Zhong, Huazhen Tan | 2019-02-12 |