Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1035783 | Electric scooter | — | 2024-07-16 |
| D1034829 | Scooter | Lei Zhang, Ningning Li, Bo Xu | 2024-07-09 |
| D946959 | Water tank | Ningning Li, Lei Zhang, Yao Xi | 2022-03-29 |
| D945203 | Water collection box for water dispenser | Ningning Li, Lei Zhang, Yao Xi | 2022-03-08 |
| D943332 | Water dispenser | Ningning Li, Lei Zhang, Yao Xi | 2022-02-15 |
| D922949 | Charger for dust mite controller | Lei Zhang, Ningning Li | 2021-06-22 |
| D912341 | Dust mite controller | Lei Zhang, Ningning Li | 2021-03-02 |
| D904707 | Electric floor wiper | Ningning Li, Lei Zhang, Ying Shen | 2020-12-08 |
| D902869 | Portable adapter | Lei Zhang, Ningning Li | 2020-11-24 |
| D901110 | Robot cleaner | Ningning Li, Ying Shen, Lei Zhang | 2020-11-03 |
| D896771 | Mobile translator device | Ying Shen, Lei Zhang, Ningning Li | 2020-09-22 |
| D862017 | Filter for a robotic vacuum | Ningning Li | 2019-10-01 |
| D849682 | Base station for robot | Ningning Li | 2019-05-28 |
| D850039 | Cleaning element for a robotic vacuum | Ningning Li | 2019-05-28 |
| D842564 | Cleaning element for a robotic vacuum | Ningning Li | 2019-03-05 |
| D840617 | Robotic vacuum | Ningning Li | 2019-02-12 |
| D796023 | Portable fan | Ningning Li | 2017-08-29 |