Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9399242 | Polyurethane prepolymer prepared by functional polyurethane prepolymer and application thereof | Jing-Zhong Hwuang, Guei-Jia Chang, Cheng-Wei Tsai, Shih-Chieh Wang, Po-Cheng Chen +2 more | 2016-07-26 |
| 8815970 | Method of preparing polyurethane | Jing-Zhong Hwang, Guei-Jia Chang, Cheng-Wei Tsai, Shih-Chieh Wang, Po-Cheng Chen +1 more | 2014-08-26 |