Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8168255 | Coating method and manufacturing method of photochromic lens | Masahiko Samukawa | 2012-05-01 |
| 7779778 | Coating apparatus for optical lens | Takashi Igarashi, Masahiro Jinbo, Masahiko Samukawa, Shuichi Sato | 2010-08-24 |
| 6722944 | Apparatus for and method of attaching a lens holder to a spectacle lens, and a method for producing a lens | Hisanori Akiyama, Masahiro Jinbo, Masahiko Samukawa | 2004-04-20 |
| 6671039 | Spectacle lens image sensing processing apparatus and spectacle lens positioning method | Toshiro Yoda, Masahiko Samukawa | 2003-12-30 |
| 6604826 | Method for evaluating an ocular optical lens and apparatus and memory medium therefor | Hisanori Akiyama, Hua Qi, Toshiro Yoda | 2003-08-12 |