Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12377658 | Cap and cartridge unit | Tadahiro Mizutani, Yoshihiro Koizumi, Shun Oya, Takumi Nagashima | 2025-08-05 |
| 12240244 | Cartridge and printing system | Yoshihiro Koizumi, Shun Oya, Takumi Nagashima | 2025-03-04 |
| D1061705 | Ink cartridge | Takumi Nagashima, Yoshihiro Koizumi, Tadahiro Mizutani, Shun Oya | 2025-02-11 |