Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12285785 | Pipeline overturning lining inner wall cleaner | Changsha Liu, Chunyuan Tang, Yi-Ching Li, Jie Liu, Zhongwu Fan +1 more | 2025-04-29 |
| 12231473 | Call processing system and call processing method | Guangjie Shen, Ye Zhu, Yigang Jia | 2025-02-18 |