Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 11927512 | Method for determining coating thickness on coated contact lenses | Yuan Chang, Ying Zheng, Junhao Ge, Steve Yun Zhang, Karen Belinda Sentell | 2024-03-12 | $66,829,000 |
| 11513257 | Wettable silicone hydrogel contact lenses | Ying Zheng, Jang-Shing Chiou, Yuan Chang, Junhao Ge, Steve Yun Zhang +3 more | 2022-11-29 | $62,219,000 |