Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D869534 | Contact lens | — | 2019-12-10 |
| 10364365 | Curable colored inks for making colored silicone hydrogel lenses | Richard Charles Breitkopf, Yongxing Qiu, Ritu Shrestha | 2019-07-30 |