Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10830461 | Air purification device and air purification system | Lei Zhang, Zhenhua Liu | 2020-11-10 |
| 10821737 | Printer and printer system | Yingchun Xie | 2020-11-03 |
| D896870 | Intelligent camera | Ningning Li, Lei Zhang | 2020-09-22 |
| 10710772 | Soft core bottle | Ningning Li, Lei Zhang | 2020-07-14 |