Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D939232 | Camping chair | — | 2021-12-28 |
| 11047379 | Status monitoring and failure diagnosis system for plunger pump | Hailong Li, Haiping Cui, Haiping XING, Jixin Wang, Peng Li | 2021-06-29 |