Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10426599 | Multifocal lens having reduced chromatic aberrations | Xin Hong, Yueai Liu | 2019-10-01 |
| 10285806 | Multifocal diffractive ophthalmic lens | Xin Hong, Yueai Liu | 2019-05-14 |
| 10278811 | Multifocal diffractive ophthalmic lens using suppressed diffractive order | Xin Hong, Yueai Liu | 2019-05-07 |