Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6604826 | Method for evaluating an ocular optical lens and apparatus and memory medium therefor | Hisanori Akiyama, Norihisa Tanaka, Toshiro Yoda | 2003-08-12 |
| 6517201 | Method and apparatus for indicating spectacle lens performance | — | 2003-02-11 |