Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12287536 | Progressive spectacle lens | Ray Steven Spratt, Philipp Jester | 2025-04-29 |
| 12001087 | Progressive spectacle lens | Ray Steven Spratt, Philipp Jester | 2024-06-04 |
| 11782293 | Progressive addition lens for myopia control and method of manufacturing the same | Ray Steven Spratt, Timo Kratzer, Gerhard Kelch, Siegfried Wahl | 2023-10-10 |
| 10976573 | Method for designing a lens shape and spectacle lens | Ray Steven Spratt, Philipp Ellinger, Helmut Wietschorke, Angela Nolan | 2021-04-13 |
| 10782541 | Method for designing a lens shape and spectacle lens | Ray Steven Spratt, Philipp Ellinger, Helmut Wietschorke, Angela Nolan | 2020-09-22 |
| 10775642 | Method for designing a lens shape and spectacle lens | Ray Steven Spratt, Philipp Ellinger, Helmut Wietschorke, Angela Nolan | 2020-09-15 |
| 10775641 | Method for designing a lens shape and spectacle lens | Ray Steven Spratt, Philipp Ellinger, Helmut Wietschorke, Angela Nolan | 2020-09-15 |
| 10394054 | Progressive spectacle lens, method of manufacturing a progressive spectacle lens, and method of designing a progressive spectacle lens | — | 2019-08-27 |
| 8833936 | Ophthalmic lens element | — | 2014-09-16 |
| 8540365 | Ophthalmic lens element | — | 2013-09-24 |
| 8434025 | Ophthalmic lens design and/or dispensing | Scott Warren Fisher, Philipp Ellinger, Michael Alan Morris, Ray Steven Spratt, Timo Kratzer | 2013-04-30 |
| 8210679 | Array of progressive ophthalmic lens elements | Ray Steven Spratt | 2012-07-03 |
| 7992997 | Ophthalmic lens element | — | 2011-08-09 |
| 7980692 | Selecting and/or designing ophthalmic lenses | Scott Warren Fisher, John Bonnett | 2011-07-19 |
| 7862171 | Ophthalmic lens element for myopia correction | Scott Warren Fisher, Ray Steven Spratt | 2011-01-04 |
| 7344245 | Method of designing progressive lenses | Scott Warren Fisher, Ray Steven Spratt | 2008-03-18 |
| 7066597 | Balanced progressive lens | Anthony Miller, Michael Alan Morris, Warren Scott Fisher, Angela Nolan, Kym Ansley Stockman | 2006-06-27 |
| 6793340 | Progressive lens | Michael Alan Morris, Scott Warren Fisher, David R. Pope | 2004-09-21 |
| 6652096 | Progressive lens | Michael Alan Morris, Anthony Miller | 2003-11-25 |
| 6343861 | Myopia lens | Dimitrios Jack Kris, Simon John Edwards, Scott Warren Fisher, Simon John Pavy | 2002-02-05 |
| 6305800 | Ophthalmic lens | Anthony Miller | 2001-10-23 |
| 6260967 | Progressive lens | Simon John Edwards, David H. Sklar | 2001-07-17 |
| 6155681 | Progressive lens | Dimitrios Jack Kris, Simon John Edwards, Scott Warren Fisher | 2000-12-05 |