Issued Patents 2023
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11840035 | Pad transfer printing method for making colored contact lenses | Richard Charles Breitkopf, Changhong Yin | 2023-12-12 |
| 11833771 | Method for making photochromic contact lenses | Yuan Chang, Junhao Ge, Michelle Plavnik, Yang Zheng, Jing Cheng +1 more | 2023-12-05 |
| 11833770 | Method for producing embedded or hybrid hydrogel contact lenses | Yang Zheng, Junhao Ge | 2023-12-05 |
| 11802182 | Silicone hydrogel contact lenses | Daqing Wu, Junhao Ge, Richard Charles Breitkopf, Xinming Qian, Zach Munoz +6 more | 2023-10-31 |
| 11629255 | Embedded silicone hydrogel contact lenses | Zahra Bassampour, Jing Cheng | 2023-04-18 |
| 11618823 | High refractive index siloxane insert materials for embedded contact lenses | Jing Cheng | 2023-04-04 |
| 11602910 | Pad transfer printing method for making colored contact lenses | Richard Charles Breitkopf, Changhong Yin | 2023-03-14 |
| 11584097 | Method for making opaque colored silicone hydrogel contact lenses | Changhong Yin, Richard Charles Breitkopf | 2023-02-21 |
| 11542353 | Method for producing photochromic contact lenses | Weihong Lang, Junhao Ge, Daqing Wu | 2023-01-03 |