Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8075132 | Multiple layer multifocal composite lens | Ronald D. Blum, William Kokonaski, Joshua N. Haddock, Venkatramani S. Iyer | 2011-12-13 |
| 7926941 | Multiple layer multifocal composite lens | Ronald D. Blum, William Kokonaski, Joshua N. Haddock, Venkatramani S. Iyer | 2011-04-19 |
| 7883206 | Multifocal lens having a progressive optical power region and a discontinuity | Ronald D. Blum, William Kokonaski, Venkatramani S. Iyer, Joshua N. Haddock | 2011-02-08 |