Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10940767 | Self-propelled surface-traveling robot system and method for returning to primary charging station | Jinju Tang, Lei Zhu, Liangliang Liao | 2021-03-09 |
| 10443874 | Method for multipoint purification by robotic air purifier | Jinju Tang, Liangliang Liao, Lei Zhu | 2019-10-15 |