Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10031347 | Multifocal ophthalmic lens to be worn in or on the eye | Erik Verburg, Alfred Willem Wassenburg | 2018-07-24 |
| 9880400 | Ophthalmic lens for correcting astigmatism | Erik de Haas, Alfred Willem Wassenburg | 2018-01-30 |