Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7631969 | Combined spectacle lens, auxiliary lens, and method of edging lenses | Toshihide Shinohara | 2009-12-15 |
| 7527376 | Method for designing spectacle lens, spectacle lens, and spectacles | Kaoru Kamishita, Ayumu Ito | 2009-05-05 |
| 7422325 | Method of designing a spectacle lens | — | 2008-09-09 |
| 7175277 | Generation system of design data, generation method of design data, recording medium and program | Toshihide Shinohara, Kazutoshi Kato | 2007-02-13 |
| 7159982 | Method for providing design data and system for providing design data | Toshihide Shinohara, Kazutoshi Kato, Satoshi Kubota, Masaaki Takeuchi | 2007-01-09 |
| 7125118 | Progressive multifocal lens and method of designing the same | — | 2006-10-24 |
| 7070274 | Spectacle lens | Kaoru Kamishita, Kazutoshi Kato | 2006-07-04 |
| 7048376 | Progressive addition power lens | Toshihide Shinohara | 2006-05-23 |
| 6851806 | Progressive multifocal lens and method of designing the same | — | 2005-02-08 |
| 6199983 | Apparatus and method for manufacturing a progressive multi-focal lens | Kazutoshi Kato, Akira Komatsu, Hiroyuki Mukaiyama | 2001-03-13 |
| 5926250 | Multifocal lens for eyeglass and eyeglass lens | Hiroyuki Mukaiyama, Kazutoshi Kato, Akira Komatsu | 1999-07-20 |
| 5886766 | Progressive multifocal lens and manufacturing method therefor | Kazutoshi Kato | 1999-03-23 |
| 5745211 | Progressive power lens and eye glass lens | Hiroyuki Mukaiyama | 1998-04-28 |