Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8082188 | Lens order system, lens order method, lens order program and recording medium storing the lens order program | Toshihide Shinohara, Tadashi Kaga | 2011-12-20 |
| 7874673 | Progressive power lens and method of designing the same | Toshihide Shinohara, Tadashi Kaga, Moriyasu Shirayanagi | 2011-01-25 |