Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5859685 | Achromatic ophthalmic lenses | Amitava Gupta, Ronald D. Blum, Venkateshwar Sekharipuram | 1999-01-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5859685 | Achromatic ophthalmic lenses | Amitava Gupta, Ronald D. Blum, Venkateshwar Sekharipuram | 1999-01-12 |