Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1082160 | Pet feeder | — | 2025-07-01 |
| D1080085 | Pet water dispenser | — | 2025-06-17 |
| 9797714 | Limit detection system for railway vehicle | Zhiwei Liu, Fangling Cheng, Xinfang Miao, Duling Sun, Feng Li +3 more | 2017-10-24 |