Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11384481 | Calender, and floor production line and production method | — | 2022-07-12 |
| 11305526 | System and control method for embossed-in-register of sheet | Chenggong Liu | 2022-04-19 |
| 11279124 | System and control method for embossed-in-register of sheet | Chenggong Liu | 2022-03-22 |