Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9226657 | Universal objective refraction | Wolfgang Becken, Helmut Altheimer, Gregor Esser, Andrea Welk, Stephan Trumm | 2016-01-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9226657 | Universal objective refraction | Wolfgang Becken, Helmut Altheimer, Gregor Esser, Andrea Welk, Stephan Trumm | 2016-01-05 |