Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE47006 | Lens for optical treatment | Chi Ho To, Siu Yin Lam | 2018-08-28 |
| 9918894 | Methods and viewing systems for inhibiting ocular refractive disorders from progressing | Siu Yin Lam, Chi Ho To | 2018-03-20 |