Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8182087 | Pair of spectacle lenses for anisometropia | Gregor Esser, Helmut Altheimer, Wolfgang Becken | 2012-05-22 |
| 7771047 | Error-tolerant progressive glass design | Helmut Altheimer, Gregor Esser, Andrea Welk, Martin Zimmermann, Kerstin Schmid +5 more | 2010-08-10 |
| 7740355 | Device and method for determining optical parameters | Rainer Sessner, Dietmar Uttenweiler, Jochen Brosig, Werner Mueller | 2010-06-22 |