Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10441999 | Ultrasonic grain refining | Qingyou Han, Clause Xu | 2019-10-15 |
| 9481031 | Ultrasonic grain refining | Qingyou Han, Clause Xu | 2016-11-01 |
| 7169885 | Polyimide membranes | Tai-Shung Chung, Mei Lin CHNG | 2007-01-30 |