Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11535718 | Method for preparing color masterbatch with natural dye | Qun Chen, Yonggang Peng, Junling Ji, Haiqun Chen, Yuan Wang | 2022-12-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11535718 | Method for preparing color masterbatch with natural dye | Qun Chen, Yonggang Peng, Junling Ji, Haiqun Chen, Yuan Wang | 2022-12-27 |