Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9173556 | Eye measurement apparatus | Kenji Nakamura | 2015-11-03 |
| 8696125 | Eye refractive power measurement apparatus | Koji Hamaguchi, Masaaki Hanebuchi, Hisashi Ochi | 2014-04-15 |
| 8079708 | Eye refractive power measurement apparatus | Koji Hamaguchi | 2011-12-20 |
| 7824032 | Eye refractive power measurement apparatus | Naoki Isogai, Masaaki Hanebuchi, Kenji Nakamura | 2010-11-02 |
| 7416301 | Eye refractive power measurement apparatus | Masaaki Hanebuchi | 2008-08-26 |
| 7316480 | Eye refractive power measurement apparatus | Masaaki Hanebuchi, Mikio Kurachi, Naoki Isogai | 2008-01-08 |
| 5909268 | Alignment detecting apparatus | Naoki Isogai, Koki Kato, Nobuharu Kobayashi, Noriyuki Ishihara | 1999-06-01 |