Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D513026 | Binoculars | Makoto Yanai, Eiji Takenaka, Nobuo Hashimoto | 2005-12-20 |
| D482711 | Binoculars | Hiroshi Kobayashi | 2003-11-25 |
| D447160 | Binoculars | Arata Ono | 2001-08-28 |
| D442613 | Bridge portion for binoculars | Arata Ono | 2001-05-22 |