Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11680185 | Aqueous polyurethane dispersion with non-ionic reactive emulsifier and sulfonate group | Yuchun Wei | 2023-06-20 |
| 11655331 | Method for preparing high-temperature self-crosslinking aqueous polyurethane dispersion | Yuchun Wei | 2023-05-23 |