Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11400670 | Automatic pouring device and pouring method for lens monomer | — | 2022-08-02 |
| 11141993 | Revolving drum type digital lens printing device | Donghui Chen | 2021-10-12 |
| 9835519 | Handheld apparatus for measuring lens surface power | — | 2017-12-05 |