Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11525269 | Method of making a plastic flooring having backing steps of | Ding Liu | 2022-12-13 |
| 10870266 | Equipment and method of making substrate of plastic flooring | Lu Ding Yi | 2020-12-22 |
| 10507636 | Plastic flooring having three-dimensional patterns and method of making the same | Lu Ding Yi | 2019-12-17 |