Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181666 | Photochromic polyurethane laminate | Hideyo Sugimura, Ping Fan, Hao Vu | 2021-11-23 |
| 10962684 | Cast lens | David Olund, Sarawuth Seewattanangkoon, Ladawan Chantharadet, Harjit Bhambra, Tim Reynolds +3 more | 2021-03-30 |
| 10926434 | Lens casting system | David Olund, Sarawuth Seewattanangkoon, Ladawan Chantharadet, Pasin Pudsayapong, Harjit Bhambra +2 more | 2021-02-23 |