Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11000365 | Multifocal diffractive ophthalmic lens using suppressed diffractive order | Xin Hong, Yueai Liu | 2021-05-11 |
| 11000366 | Multifocal diffractive ophthalmic lens | Xin Hong, Yueai Liu | 2021-05-11 |
| 10993798 | Multifocal lens having reduced chromatic aberrations | Xin Hong, Yueai Liu | 2021-05-04 |