Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6513722 | Cartridge and memory medium comprising cartridge and plate memory | Yoshihide Nakamura, Norifumi Kawashima | 2003-02-04 |
| 5072316 | Recording apparatus | Yukio Kubota, Tomihiro Nakagawa, Yoichirou Senshu, Akihiro Uetake | 1991-12-10 |