Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6292214 | Microscopic digital photography system | — | 2001-09-18 |
| 6178294 | Photographing unit for a microscope | Chikaya Iko, Jun Matsuno, Tatsuro Otaki | 2001-01-23 |
| 6091911 | Microscope photographing unit with brightness control for observation optical system | Chikaya Iko, Jun Matsuno, Tatsuro Otaki | 2000-07-18 |
| 5802406 | Focusing glass and photographic system | Tatsuro Otaki | 1998-09-01 |