Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12420324 | Helical friction extrusion machine and extrusion forming method | Guoqun Zhao | 2025-09-23 |
| 12370591 | Apparatus and method for extruding curved profiles | Wenbin Zhou, Zhutao SHAO, Jianguo Lin, Trevor Dean | 2025-07-29 |