Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671039 | Spectacle lens image sensing processing apparatus and spectacle lens positioning method | Toshiro Yoda, Norihisa Tanaka | 2003-12-30 |
| 6608673 | Method and apparatus for obtaining optical center lens, attaching lens to a lens holder, and producing lens | Hisanori Akiyama, Masahiro Jinbo, Toshiro Yoda | 2003-08-19 |