Issued Patents 2023
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11714220 | Optical article with gradient light influencing properties and method of making the same | Philip Miller, Delwin S. Jackson, Anil Kumar, John S. Ligas, David John Park | 2023-08-01 |
| 11673355 | Method of manufacture of a lens with gradient properties using imbibition technology | Anil Kumar, David John Park | 2023-06-13 |
| 11609442 | System and method for customization of a photochromic article | David John Park, Anil Kumar | 2023-03-21 |