Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11559120 | Ring structure with adjustable size | — | 2023-01-24 |
| 11188160 | Wireless controlling system implemented with smart ring and wireless controlling method thereof | — | 2021-11-30 |
| 8986425 | Method for recovering rare earth compounds, vanadium and nickel | Yu Sun, Ming-Zhe Tsai | 2015-03-24 |
| 8657917 | Method for recycling metals from waste molybdic catalysts | Yu Sun, Ming-Zhe Tsai | 2014-02-25 |
| 8574341 | Method for recycling metals from waste tungsten catalysts | Yu Sun, Ming-Zhe Tsai | 2013-11-05 |
| 8475632 | Method for recycling cutting fluid | Yu Sun, Ming-Zhe Tsai | 2013-07-02 |