Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8830408 | Electro-active diffractive lens and method for making the same | Joshua N. Haddock, William Kokonaski, Roger Clarke, Peter Lee Crossley, James John | 2014-09-09 |
| 8523354 | Electro-active diffractive lens and method for making the same | Joshua N. Haddock, William Kokonaski, Roger Clarke, Peter Lee Crossley, James John | 2013-09-03 |
| 7520972 | Process for making a mold piece having a main curved surface bearing a utilitary microstructure | Gerhard Keller, Mary Jane New, Kerim Yasan Arda, Allan Carmichael | 2009-04-21 |