Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7959285 | Method for designing progressive refraction lens, method for manufacturing the same, and eyeglasses lens supplying system | — | 2011-06-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7959285 | Method for designing progressive refraction lens, method for manufacturing the same, and eyeglasses lens supplying system | — | 2011-06-14 |