Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11801504 | Hydrophilic phosphorus ligand and method for separation and recovery of catalyst | Yi-Zhen Chen, Kuo-Chen Shih | 2023-10-31 |
| 11718725 | Method of forming foam material | Yi-Zhen Chen, CHIH-KUANG CHANG | 2023-08-08 |
| 11603444 | Foaming composition and method of forming foam material | Yi-Zhen Chen, CHIH-KUANG CHANG | 2023-03-14 |