Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10441999 | Ultrasonic grain refining | Qingyou Han, Lu Shao | 2019-10-15 |
| 9481031 | Ultrasonic grain refining | Qingyou Han, Lu Shao | 2016-11-01 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10441999 | Ultrasonic grain refining | Qingyou Han, Lu Shao | 2019-10-15 |
| 9481031 | Ultrasonic grain refining | Qingyou Han, Lu Shao | 2016-11-01 |