Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9347153 | Wear-resistant clamping plate device for stuffer box crimper | Jianhua Cao | 2016-05-24 |
| 9322118 | Wear-resistant clamping plate device for stuffer box crimper | Jianhua Cao | 2016-04-26 |