Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |