Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11630326 | Induced aperture lens and method | Richard A. Griffin, Rick Payor, Sally M. Dillehay | 2023-04-18 |
| 11567346 | Induced aperture lens and method | Richard A. Griffin, Rick Payor, Sally M. Dillehay | 2023-01-31 |
| 6874887 | Multifocal contact lens | — | 2005-04-05 |