Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9902700 | Method and system for preparing caprolactam | Jih-Dar Hwang, Yao-Ching Tsai | 2018-02-27 |
| 9518024 | Method and system for preparing caprolactam | Jih-Dar Hwang, Yao-Ching Tsai | 2016-12-13 |
| 9012679 | Method for continuously preparing carboxylic acid ester | Jih-Dar Hwang, Yao-Ching Tsai | 2015-04-21 |