Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11939280 | Method for preparing isophorone diisocyanate | Yong YU, Yonghua Shang, Lei Zhao, Wenbin Li, Ye Sun +4 more | 2024-03-26 |
| 11814339 | Method for preparing isocyanate in gaseous phase | Weiqi Hua, Tonghe Li, Yonghua Shang, Shuchang Sun, Jinping HAN +5 more | 2023-11-14 |