Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12345959 | Ophthalmological lens | Yuki Iguchi, Shohei MATSUOKA | 2025-07-01 |
| 12276868 | Ophthalmic lens | Shohei MATSUOKA, Yuki Iguchi | 2025-04-15 |
| 7927687 | Optical element, optical lowpass filter, and solid-state imaging device | Kazuhiro Hara, Takehiko Uehara | 2011-04-19 |
| 7740934 | Optical low pass filter | Kazuhiro Hara, Takehiko Uehara | 2010-06-22 |
| 7221525 | Drive apparatus, lens unit, and camera | Katsuyuki Honda, Shoichi Nagao, Akihiro Shimizu, Akira Komatsu | 2007-05-22 |
| 6220704 | Progressive power lens | Akira Komatsu | 2001-04-24 |
| 6199983 | Apparatus and method for manufacturing a progressive multi-focal lens | Kazutoshi Kato, Akira Komatsu, Tadashi Kaga | 2001-03-13 |
| 6019470 | Progressive multifocal lens and manufacturing method of eyeglass lens and progressive multifocal lens | Kazutoshi Kato | 2000-02-01 |
| 5926250 | Multifocal lens for eyeglass and eyeglass lens | Kazutoshi Kato, Akira Komatsu, Tadashi Kaga | 1999-07-20 |
| 5745211 | Progressive power lens and eye glass lens | Tadashi Kaga | 1998-04-28 |
| 5644374 | Variable focus type eyesight correcting apparatus | Kazutoshi Kato, Akira Komatsu | 1997-07-01 |