Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11449001 | Cartridge and image forming apparatus | Akihiro Fujiwara, Tadashi Horikawa, Naoki Matsumaru, Ryuta Murakami | 2022-09-20 |
| 10962927 | Cartridge and imaging forming apparatus | Akihiro Fujiwara, Tadashi Horikawa, Naoki Matsumaru, Ryuta Murakami | 2021-03-30 |