Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12379611 | Diffractive contact lenses | Zahra Bassampour, Chandana Kolluru, Steve Yun Zhang, Thomas M. Moy, Frank Chang +3 more | 2025-08-05 |
| 12351688 | Hydrophilized polydiorganosiloxane vinylic crosslinkers | Frank Chang, Troy Vernon Holland, Houliang Tang | 2025-07-08 |
| 12297323 | Polysiloxane vinylic crosslinkers with high refractive index | Frank Chang, Thomas M. Moy | 2025-05-13 |