Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8434025 | Ophthalmic lens design and/or dispensing | Scott Warren Fisher, Saulius Raymond Varnas, Philipp Ellinger, Ray Steven Spratt, Timo Kratzer | 2013-04-30 |
| 7507358 | Method of making wide field spherical lenses and protective eyewear | Colin Maurice Perrott, Simon John Edwards, Ray Steven Spratt | 2009-03-24 |
| 7066597 | Balanced progressive lens | Anthony Miller, Saulius Raymond Varnas, Warren Scott Fisher, Angela Nolan, Kym Ansley Stockman | 2006-06-27 |
| 6793340 | Progressive lens | Scott Warren Fisher, Saulius Raymond Varnas, David R. Pope | 2004-09-21 |
| 6789896 | Shaped ophthalmic lenses | Colin Maurice Perrott, Simon John Edwards, Ray Steven Spratt | 2004-09-14 |
| 6776480 | Spectacle frames for shaped lenses defined by monoformal carrier surfaces | Colin Maurice Perrott | 2004-08-17 |
| 6682193 | Wide field spherical lenses and protective eyewear | Colin Maurice Perrott, Simon John Edwards, Ray Steven Spratt, David Lawrence Carr, Brandon Yip +3 more | 2004-01-27 |
| 6652096 | Progressive lens | Saulius Raymond Varnas, Anthony Miller | 2003-11-25 |
| 6505930 | Spectacles frames for shaped lens elements | Colin Maurice Perrott | 2003-01-14 |
| 6454408 | Shaped ophthalmic lenses | Colin Maurice Perrott, Simon John Edwards, Ray Steven Spratt | 2002-09-24 |
| 6440335 | Process for molding thermoplastic lenses and, steeply curved and/or thin lenses produced thereby | Jeffrey M. Kingsbury, Robert H. Juul, Michael J. Tuhtan, Martin D. Rolph, Colin Maurice Perrott +2 more | 2002-08-27 |
| 6142624 | Wide field spherical lenses and single design spectacle frames therefor | Colin Maurice Perrott, Simon John Edwards, Ray Steven Spratt | 2000-11-07 |
| 6074062 | Progressive lens elements and methods for designing and using same | Eric F. Barkan, Simon John Edwards, Dimitrios Jack Kris, Anthony Alan Lee, Mark Mattison-Shupnick +3 more | 2000-06-13 |
| 5861935 | Progressive lens elements and methods for designing and using same | Eric F. Barkan, Simon John Edwards, Dimitrios Jack Kris, Anthony Alan Lee, Mark Mattison-Shupnick +3 more | 1999-01-19 |