Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9073717 | Coreless paper roll rewinding machine without a winding assisting plate | Zhaobo Luo | 2015-07-07 |
| 8944360 | Coreless paper roll rewinding machine | Zhaobo Luo | 2015-02-03 |