Issued Patents 2025
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429712 | Contact lenses with surfaces having different softness | Yongxing Qiu, Yeming Gu | 2025-09-30 |
| 12420501 | Silicone hydrogel lenses with water-rich surfaces | Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Jared Nelson | 2025-09-23 |
| 12358247 | Contact lenses with softer lens surfaces | Yongxing Qiu, John Dallas Pruitt, Ciara Dauenhauer, Chung-Yuan Chiang, Paul William Oyler | 2025-07-15 |
| 12270968 | Weekly and monthly disposable water gradient contact lenses | Yongxing Qiu, John Dallas Pruitt, Newton T. Samuel, Chung-Yuan Chiang, Yuan Chang +1 more | 2025-04-08 |