Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7554749 | Variable power optical system and image-recording device | Noritoshi Eguchi | 2009-06-30 |
| 6192875 | Core bit | Shuichirou Koroku, Eiji Adachi | 2001-02-27 |
| D422865 | Diamond circular saw blade | Akihiro Koike, Mineo Ohnishi | 2000-04-18 |
| D392864 | Diamond circular saw blade | Akihiro Koike, Mineo Ohnishi | 1998-03-31 |
| 5125524 | Collapsible basket for storage and transport of manufactured articles | Toshikazu Hosoda, Koichiro Aida | 1992-06-30 |